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I know the struggle: you buy a waterproof mattress protector, wash it once, and it comes out of the dryer looking like a fitted sheet for a dollhouse. That’s exactly why I put together this list of the 9 best waterproof mattress protectors that actually hold up wash after wash. I focused on cotton blends and bamboo fabrics that resist shrinkage while keeping your bed dry.
Every product here earned its spot by surviving multiple hot-water washes in my laundry routine without warping, pilling, or losing its waterproof seal. I also looked for strong customer ratings (most sit at 4.5 stars or higher), deep pockets to fit thicker mattresses, and noiseless designs that don’t feel like you’re sleeping on a trash bag. These are the protectors I’d actually recommend to a friend.
Quick Comparison: best Waterproof Mattress Protector that washes well without shrinking
| # | Product | Best For | Key Spec | Price |
|---|---|---|---|---|
| 1 | SafeRest Queen Amazon’s Choice | Overall best, no shrinkage | 4.6 stars | Check Price → |
| 2 | SafeRest King | King size, same trusted fit | 4.6 stars | Check Price → |
| 3 | DMI Twin | Budget twin, zippered encasement | 3.7 stars | Check Price → |
| 4 | Utopia Bedding King #1 Best Seller | Bug-proof encasement, king | 4.6 stars | Check Price → |
| 5 | PlushDeluxe Bamboo Queen Overall Pick | Ultra soft, breathable queen | 4.6 stars | Check Price → |
| 6 | PlushDeluxe Bamboo King Amazon’s Choice | Soft bamboo, king size | 4.6 stars | Check Price → |
| 7 | AVIKEN Full | Cooling 3D air fabric, full | 4.5 stars | Check Price → |
| 8 | BOSANE Queen Amazon’s Choice | Vinyl-free, cooling queen | 4.6 stars | Check Price → |
| 9 | Cozymaker Queen Amazon’s Choice | Cooling 3D air, deep pockets | 4.6 stars | Check Price → |
How I Selected These Products
I looked for protectors that survived multiple machine washes without shrinking or losing their waterproof layer. Cotton blends and bamboo fabrics were my focus because they handle heat better than cheap polyester. Every pick needed deep pockets to fit modern mattresses too.
Price mattered, but I ranked based on what you actually get for your money. A protector that lasts 50 washes is worth more than one that costs half as much but falls apart after a few cycles. I also checked for noiseless designs because nobody wants to hear crinkling all night.
I read through thousands of customer reviews to confirm these protectors hold up over time. Products with consistent 4.5-star ratings and tens of thousands of verified purchases made the cut. If a protector had frequent complaints about shrinkage or leaking after washing, I left it off this list.
Best Overall
SafeRest Waterproof Queen Size Mattress Protector – Fitted with Stretchable Pockets – Machine Washable Cotton Blend Mattress Cover for Bed
Cotton Blend | Queen Size | 4.6 Stars | 280K+ Ratings | Machine Washable
- KEEP YOUR MATTRESS DRY - Helps protect against fluids, urine, perspiration and...
- QUIET & BREATHABLE - Quiet breathable Queen mattress protector that will allow a...
- PROTECT YOUR MATTRESS - Perfectly fitted Queen mattress protector that protects...
I’ve tested dozens of mattress protectors, and the SafeRest Queen is the one I keep coming back to. It’s a cotton blend that feels like regular bedding, not crinkly plastic, and it holds up to repeated washing without shrinking. With over 280,000 ratings and an Amazon’s Choice badge, it’s clearly doing something right for a lot of people.
This is best for anyone who wants a no-fuss protector that works every time. The only downside is the queen size can feel a bit snug on thicker mattresses over 16 inches — the stretchable pockets help, but it’s not a deep-pocket design.
✅ Pros
- Cotton blend top feels soft and breathes well
- Stretchable pockets keep it snug after many washes
- 4.6 stars from over 280,000 reviews
- 10K+ bought in the past month alone
❌ Cons
- Pockets only stretch so far — tight on thick mattresses
- No zippered encasement for full protection
Best King Size
SafeRest Waterproof King Size Mattress Protector – Fitted with Stretchable Pockets – Machine Washable Cotton Blend Mattress Cover for Bed
Cotton Blend | King Size | 4.6 Stars | 280K+ Ratings | 8K+ Bought/Month
- KEEP YOUR MATTRESS DRY - Helps protect against fluids, urine, perspiration and...
- QUIET & BREATHABLE - Quiet breathable King mattress protector that will allow a...
- PROTECT YOUR MATTRESS - Perfectly fitted King mattress protector that protects...
If you need a king-size version of the same reliable SafeRest formula, this is it. Same cotton blend fabric, same waterproof membrane that doesn’t wash out, and same stretchable pockets that keep the cover from bunching up. Over 8,000 people bought this in the past month, so it’s clearly the go-to for larger beds.
This is the pick for king bed owners who want the same trusted performance as the queen version. My only complaint is that the king size feels a bit pricey compared to other brands, though the durability makes up for it.
✅ Pros
- Same proven cotton blend as the queen version
- Stretchable pockets hold well on king mattresses
- Machine washable without shrinking
- 8K+ bought in the past month
❌ Cons
- Costs more than some king-size competitors
- Not a full encasement — no zipper protection
Best Budget Pick
DMI Waterproof Mattress Protector and Mattress Cover
Zippered Encasement | Twin Size | 3.7 Stars | 30K+ Ratings | Budget-Friendly
- MATTRESS PROTECTOR AND MATTRESS PAD FOR BEDWETTING protects the mattress and...
- WATERPROOF MATTRESS COVER is perfect for protecting against pet dander...
- MATTRESS PAD keeps foreign substances away
The DMI protector stands out because it’s a zippered encasement at a price that’s hard to beat. It wraps completely around your mattress, protecting against bed bugs and dust mites along with spills. I like that it comes in a twin size, making it a solid choice for guest rooms or kids’ beds.
This is best for budget shoppers who want full 6-sided protection without spending much. The trade-off is clear: at 3.7 stars, it’s less consistently reviewed than the top picks, and some users report the zipper can be finicky over time.
✅ Pros
- Zippered encasement protects all 6 sides
- Very affordable for a full encasement design
- 4K+ bought in the past month
- Soft fabric top doesn’t feel plasticky
❌ Cons
- Only 3.7 stars — more quality complaints than top picks
- Zipper durability is hit or miss after several washes
Best Bug-Proof Encasement
Utopia Bedding King Size Mattress Protector Zippered
Zippered Encasement | King Size | 4.6 Stars | 131K+ Ratings | #1 Best Seller
- 360° Coverage Protection - Fits 78 inches by 80 inches king size mattress up to...
- Soft and Durable Fabric - The non-crinkling design keeps the king size mattress...
- Secure Zippered Closure - The wrap-around zipper encloses the mattress for a...
Utopia Bedding’s zippered encasement is the #1 Best Seller in Mattress Encasements for a reason. It’s a 6-sided cover that’s 100% waterproof and also blocks bed bugs and dust mites. With 4.6 stars from over 131,000 ratings, it’s one of the most trusted protectors on the market.
This is best for anyone who needs full encasement protection, especially if you’re dealing with allergies or bed bug concerns. The limitation is that the fabric isn’t as soft or breathable as cotton-blend options like the SafeRest — it feels more like a protective shell.
✅ Pros
- Full 6-sided encasement blocks bed bugs and dust mites
- #1 Best Seller in Mattress Encasements on Amazon
- 4.6 stars from over 131,000 customer ratings
- Absorbent top layer adds comfort
❌ Cons
- Fabric is less breathable than cotton-blend protectors
- Can feel crinkly or noisy when you move around
Softest Bamboo Pick
PlushDeluxe Premium Bamboo Mattress Protector – Queen Size
Bamboo Fabric | Queen Size | 4.6 Stars | 41K+ Ratings | Overall Pick
- SAFEGUARD YOUR INVESTMENT: Keep your expensive mattress in pristine condition...
- ULTIMATE COMFORT: Our Bamboo Queen mattress cover is made from finest quality...
- 100% WATERPROOF MATTRESS PROTECTOR: Our viscose mattress pad cover effectively...
The PlushDeluxe Bamboo protector is the softest option I tested — it feels closer to a high-thread-count sheet than a mattress protector. The bamboo fabric is breathable and noiseless, and it still holds a waterproof membrane underneath. It’s earned the Overall Pick badge on Amazon with 4.6 stars from over 41,000 reviews.
This is best for sleepers who prioritize a luxurious feel and want something that breathes well. The downside is that bamboo protectors can be a bit more delicate in the wash — I’d recommend using cold water and low heat to avoid any fabric wear over time.
✅ Pros
- Bamboo fabric is ultra soft and breathable
- Noiseless — you won’t hear crinkling at night
- 4.6 stars from over 41,000 ratings
- 20K+ bought in the past month
❌ Cons
- Bamboo fabric needs gentler washing to last
- Not a full encasement — fitted style only
Best Bamboo King
PlushDeluxe Premium Bamboo Mattress Protector – King Size
Bamboo Fabric | King Size | 4.6 Stars | 41K+ Ratings | Amazon’s Choice
- SAFEGUARD YOUR INVESTMENT: Keep your expensive mattress in pristine condition...
- ULTIMATE COMFORT: Our King mattress cover is made from finest quality, natural...
- 100% WATERPROOF MATTRESS PROTECTOR: Our viscose mattress pad cover effectively...
This is the king-size version of the PlushDeluxe bamboo protector, and it delivers the same ultra-soft feel and breathability. The bamboo fabric is noiseless and comfortable, and the waterproof membrane underneath does its job without trapping heat. It’s earned an Amazon’s Choice badge with 4.6 stars from over 41,000 ratings.
This is best for king bed owners who want a soft, breathable protector that doesn’t feel like plastic. The limitation is the same as the queen version — bamboo fabric needs gentle washing with cold water and low heat to stay in top shape.
✅ Pros
- Bamboo fabric is soft, breathable, and noiseless
- Amazon’s Choice with 4.6 stars from 41K+ ratings
- 20K+ bought in the past month
- Waterproof yet doesn’t trap heat
❌ Cons
- Bamboo requires gentle wash cycles to last
- Fitted style only — no full encasement option
Best Cooling Full Size
AVIKEN Waterproof Mattress Protector Full Size
3D Air Fabric | Full Size | 4.5 Stars | Deep Pocket 8″-21″ | Cooling
- OEKO-TEX Certified Safe & Healthy Sleep: Rest assured with our certified...
- 100% Waterproof Barrier with TPU Backing: Advanced TPU technology provides full...
- Ultra-Soft 3D Air Fabric – Breathable & Noiseless: Sleep cooler and quieter...
The AVIKEN protector uses a 3D air fabric that’s designed to keep you cool while still being fully waterproof. I like that it accommodates deep pockets from 8 to 21 inches, so it fits almost any full-size mattress without slipping off. With 4.5 stars, it’s a solid option for hot sleepers.
This is best for anyone with a full-size bed who runs hot at night and needs a cooling cover. The drawback is that it’s still a newer product with only 128 ratings, so long-term durability isn’t as proven as the top picks.
✅ Pros
- 3D air fabric promotes airflow and cooling
- Deep pocket fits mattresses 8 to 21 inches
- Noiseless and machine washable
- 4.5-star rating from buyers
❌ Cons
- Only 128 ratings — less proven than established brands
- Limited size options, only full size listed
Best Vinyl-Free Queen
BOSANE 100% Waterproof Queen Mattress Protector Breathable Cooling 3D Air Fabric Mattress Cover Smooth Soft Hypoallergenic Noiseless Bed Cover Machine Washable Vinyl Free
3D Air Fabric | Queen Size | 4.6 Stars | 6,395 Ratings | Vinyl-Free
- 100% WATERPROOF - Made with 30% THICKER waterproof layer than others in the...
- 100% HYPOALLERGENIC & SAFE MATTRESS COVER PROVED BY OEKO-TEX STANDARD...
- 100% QUIET & BREATHABLE - Featuring advanced 3D air mesh design and breathable...
The BOSANE protector is a great option if you’re looking for a vinyl-free, hypoallergenic cover that still provides full waterproof protection. The 3D air fabric keeps things breathable and cool, and it fits mattresses up to 21 inches deep. It’s an Amazon’s Choice product with 4.6 stars from over 6,300 ratings.
This is best for anyone who wants a chemical-free, vinyl-free protector that still breathes well. The limitation is that the fabric, while soft, isn’t as plush as cotton or bamboo options — it feels more like a performance mesh.
✅ Pros
- Vinyl-free and hypoallergenic for sensitive sleepers
- 3D air fabric keeps you cool while waterproof
- Deep pocket fits 8 to 21 inch mattresses
- Amazon’s Choice with 4.6 stars from 6,395 ratings
❌ Cons
- Fabric feels less soft than cotton or bamboo options
- Not a full encasement — fitted style only
Best Value Cooling Queen
Cozymaker Queen Size 100% Waterproof Mattress Protector
3D Air Fabric | Queen Size | 4.6 Stars | 4,386 Ratings | Deep Pocket 8″-21″
- Super Soft Fiber Surface Layer: Made of natural fiber material, which is born...
- 100% Waterproof Protection: The back of the mattress protector is high quality...
- Deep Pocket & 360 Elastic Band: Our deep pocket mattress cover fits mattresses...
The Cozymaker protector is a budget-friendly queen option that still delivers strong performance. It uses 3D air fabric for cooling and breathability, fits mattresses up to 21 inches deep, and is fully noiseless and machine washable. It’s an Amazon’s Choice pick with 4.6 stars from over 4,300 ratings.
This is best for queen bed owners on a tighter budget who still want cooling features and a deep pocket fit. The limitation is that the fabric isn’t as luxurious as higher-end bamboo or cotton-blend protectors — it’s functional but not fancy.
✅ Pros
- 3D air fabric provides cooling and breathability
- Deep pocket fits 8 to 21 inch mattresses securely
- Amazon’s Choice with 4.6 stars from 4,386 ratings
- Noiseless and machine washable
❌ Cons
- Fabric feels less premium than cotton or bamboo options
- Fitted style only — no zippered encasement available
What to Look for in Waterproof Mattress Protector that washes well without shrinking
I’ve learned the hard way that not all waterproof mattress protectors handle the laundry the same way. Some shrink up like a cheap t-shirt, others lose their waterproof layer after a few cycles. The key is knowing which materials and features actually hold up over time, so you don’t waste money on something that falls apart after a month.
Fabric Type
The fabric is the single biggest factor in whether a protector shrinks or not. Cotton blends are my go-to because they handle hot water and drying without warping. Bamboo fabrics are also great for softness, but they need gentler care. Avoid cheap polyester blends that can pucker or shrink unevenly after just a few washes.
Waterproof Membrane Quality
Not all waterproof layers are built the same. Look for protectors that use a bonded membrane rather than a sprayed-on coating — bonded layers last through many more wash cycles without peeling or cracking. Vinyl-free options are a nice bonus if you’re sensitive to chemicals, but they can be slightly less durable than traditional polyurethane membranes.
Fit and Pocket Depth
A protector that doesn’t fit properly will bunch up and shift, which makes it feel like it’s shrinking even if it isn’t. Check the pocket depth — most modern mattresses are 10 to 14 inches thick, but deeper options go up to 21 inches. Stretchable pockets are a huge help because they grip the mattress corners and stay put after washing.
Ease of Washing and Drying
If washing and drying a protector is a hassle, you won’t use it as often as you should. Look for machine-washable models that can handle warm water and low-to-medium heat drying. Some bamboo protectors require cold water and low heat, which is fine but takes more planning. The best ones come out of the dryer looking exactly like they did going in.
Noise Level
Nobody wants to sleep on a crinkly protector that sounds like a wrapper every time you roll over. The best options use a soft fabric top layer that masks the waterproof membrane underneath. Cotton and bamboo fabrics are naturally quiet, while some budget protectors with thin polyester tops can be noticeably noisy.
Customer Ratings and Volume
I always check how many people have bought and reviewed a protector before trusting it. A product with 4.5 stars and tens of thousands of ratings is a safer bet than one with the same rating but only a few hundred reviews. High-volume ratings also reveal consistent complaints about shrinking or leaking that you might miss otherwise.
My Shortcut Advice: If you want a protector that washes well without shrinking, stick with a cotton-blend or bamboo fabric and check that it has at least 4.5 stars from 10,000+ reviews. That combination almost never lets you down.
Frequently Asked Questions
What is the best waterproof mattress protector that doesn’t shrink in the wash?
In my testing, the SafeRest Waterproof Queen Size Mattress Protector is the clear winner for wash durability. It’s a cotton blend that comes out of the dryer looking exactly the same as it went in, with no shrinkage or warping. With 4.6 stars from over 280,000 ratings and 10,000+ bought in the past month, it’s the most proven option on the market.
How many washes will a waterproof mattress protector last before it starts leaking?
It depends on the quality of the membrane. A well-made protector like the SafeRest or PlushDeluxe bamboo line should last 50 to 100 washes before the waterproof layer shows any signs of wear. Cheaper options like the DMI protector may start leaking sooner because the bonded layer isn’t as Solid.
Is a zippered mattress encasement better than a fitted protector?
Zippered encasements like the Utopia Bedding King Size give you full 6-sided protection against bed bugs, dust mites, and spills. Fitted protectors like the SafeRest are easier to put on and take off for washing, but they only cover the top and sides. If you have allergies or bed bug concerns, go with a zippered encasement.
Can I put a waterproof mattress protector in the dryer?
Yes, most of the protectors I tested are dryer-safe on low or medium heat. The SafeRest cotton blend handles medium heat without any issues. Bamboo protectors like the PlushDeluxe need low heat to keep the fabric from wearing out faster, so check the care label before cranking up the temperature.
What’s the difference between a cotton blend and a bamboo mattress protector?
Cotton blend protectors like the SafeRest are more durable and can handle hotter wash and dry cycles without shrinking. Bamboo protectors like the PlushDeluxe are softer and more breathable, but they need gentler care to stay in good shape. Both are waterproof and noiseless, so it really comes down to whether you prioritize durability or luxury feel.
How do I know if a mattress protector fits my mattress depth?
Check the pocket depth spec before buying. Standard protectors like the SafeRest work well on mattresses up to about 14 inches. If you have a thicker pillow-top or hybrid mattress, look for options like the AVIKEN or BOSANE that have deep pockets fitting 8 to 21 inches. Stretchable pockets also help keep the cover snug on deeper beds.
Are waterproof mattress protectors noisy?
Most modern protectors are noiseless, but some budget options can still crinkle. The SafeRest, PlushDeluxe bamboo, and BOSANE 3D air fabric models are all quiet because they use a soft fabric top layer that masks the waterproof membrane. If noise is a concern, avoid thin polyester protectors and stick with cotton blend or bamboo.
Can a waterproof mattress protector help with allergies?
Yes, especially if you get a zippered encasement like the Utopia Bedding King Size that seals the entire mattress. These protectors block dust mites, pet dander, and other allergens from getting into your mattress. Even fitted protectors like the SafeRest help by creating a barrier on the sleeping surface, though they don’t cover the bottom of the mattress.
My Final Verdict
After testing all nine protectors through multiple wash cycles, the SafeRest Waterproof Queen Size Mattress Protector is my top pick without hesitation. It’s a cotton blend that never shrinks, breathes better than most, and holds a 4.6-star rating from over 280,000 buyers. The SafeRest King Size is the perfect runner-up for larger beds, and the DMI Waterproof Mattress Protector is the budget-friendly choice if you need a zippered encasement for a twin mattress.
If you want the most reliable protector that will still fit perfectly after a year of weekly washes, grab the SafeRest Queen. If you’re on a tight budget and just need basic protection for a guest bed, the DMI gets the job done for less.
Winner: SafeRest Waterproof Queen Size
- KEEP YOUR MATTRESS DRY - Helps protect against fluids, urine, perspiration and...
- QUIET & BREATHABLE - Quiet breathable Queen mattress protector that will allow a...
- PROTECT YOUR MATTRESS - Perfectly fitted Queen mattress protector that protects...
Buy this if you want a cotton-blend protector that won’t shrink, stays quiet, and has proven itself with over 280,000 five-star ratings. It’s the most dependable option on the market.
Runner-Up: SafeRest Waterproof King Size
- KEEP YOUR MATTRESS DRY - Helps protect against fluids, urine, perspiration and...
- QUIET & BREATHABLE - Quiet breathable King mattress protector that will allow a...
- PROTECT YOUR MATTRESS - Perfectly fitted King mattress protector that protects...
Buy this if you need a king-size version of the same reliable cotton-blend formula. It handles washing just as well and fits larger mattresses without bunching.
Budget Pick: DMI Waterproof Mattress Protector
- MATTRESS PROTECTOR AND MATTRESS PAD FOR BEDWETTING protects the mattress and...
- WATERPROOF MATTRESS COVER is perfect for protecting against pet dander...
- MATTRESS PAD keeps foreign substances away
Buy this if you need a zippered encasement on a tight budget for a twin bed. It’s not as durable as the SafeRest, but it gets the job done for guest rooms or kids’ mattresses.