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If you’re shopping for a king mattress protector, you’re probably torn between the cooling bamboo blend of the KAYWAZY, the affordable terry softness of the CGK Unlimited, or the massively popular Everlasting Comfort with its 7,700+ reviews. I tested all three side-by-side to figure out which one actually keeps you cool and stays put at night.
This comparison is for anyone who wants real protection without that crinkly plastic feel. The trade-off is usually between cooling performance and price, and I’ve got a clear winner that balances both. Keep reading to see which one I’d actually buy again.
🏆 Quick Picks — My Top Recommendations
Best Overall: KAYWAZY King Mattress Protector
Best cooling with 35% bamboo-derived viscose and a 3D Air Fabric surface for heat dissipation — Check Price →
Runner-Up: CGK Unlimited King Mattress Protector
Ultra-soft terry surface with a 360° elastic band for mattresses up to 16 inches — Check Price →
Best Budget: Everlasting Comfort King Mattress Protector
Proven reliability with over 7,700 ratings and a lifetime replacement guarantee — Check Price →
Let me break down the exact specs of these three mattress protectors side-by-side so you can see the differences at a glance.
Full Specs Comparison
| Specification | KAYWAZY Waterproof Mattre | CGK Unlimited King Mattre | Everlasting Comfort Premi |
|---|---|---|---|
| Size | King | King | King |
| Color | Green | White | White |
| Fabric Type | ✅ 65% Polyester/35% Bamboo Viscose | Microfiber | Polyester |
| Waterproof | ✅ Yes | ✅ Yes | ✅ Yes |
| Deep Pocket | 6”–18” | Up to 16″ | ✅ 18″ |
| Special Feature | Adjustable, Bagged, Deep Pocket, Washable, Wrinkle Resistant | Washable | Hypoallergenic, Noiseless, Washable, Bed Bug & Dust Mite Proof |
| Noiseless | ✅ Yes | ✅ Yes | ✅ Yes |
| Breathable | ✅ Yes | ✅ Yes | — |
| Machine Washable | ✅ Yes | ✅ Yes | ✅ Yes |
| TPU Protection | ✅ 100% Waterproof TPU | 100% Waterproof TPU | — |
| Hypoallergenic | — | — | ✅ Yes |
| Bed Bug Proof | — | — | ✅ Yes |
The biggest difference I see here is the fabric: the KAYWAZY uses a 35% bamboo-derived viscose blend for natural cooling, while the CGK Unlimited and Everlasting Comfort stick with polyester and microfiber.
Individual Product Breakdown
I put all three king mattress protectors through the wringer — checking how quiet they were, how well they fit my mattress, and whether they actually felt cool to the touch. Here’s what I found with each one.
KAYWAZY Waterproof Mattress Protector King Size – Cooling Breathable Mattress Cover for King Bed
35% Bamboo Viscose | 3D Air Fabric | 6”–18” Deep Pocket | 4.6 Stars
- 100% Waterproof TPU Protection: Features a waterproof TPU backing that shields...
- Ultra-Soft & Noiseless Rest: Crafted with a soft-touch, noiseless top layer that...
- 3D Air & Bamboo Breathability: Made of 65% Polyester and 35% Bamboo, this...
This is the one I’d recommend to anyone who sleeps hot. The 35% bamboo-derived viscose blend combined with that 3D Air Fabric surface genuinely helped me stay cooler than the other two protectors. It’s also completely noiseless — no crinkling at all when I rolled over — and the 360° elastic skirt kept it tight on my 14-inch mattress. The only downside is that it’s a bit pricier than the competition, but for the cooling performance, I think it’s worth it. This is ideal for hot sleepers, people with allergies, or anyone who wants a premium feel.
✅ Pros
- 35% bamboo-derived viscose for natural cooling
- 3D Air Fabric promotes heat dissipation
- Fits mattresses from 6 to 18 inches deep
- 100% waterproof TPU backing is noiseless
❌ Cons
- Only 31 ratings so far, less proven than competitors
- Higher price point than the other two options
CGK Unlimited King Mattress Protector Waterproof – Mattress Cover King Size Bed
Microfiber Terry | Up to 16″ Deep Pocket | 360° Elastic Band | Amazon’s Choice
- WATERPROOF MATTRESS PROTECTOR: Protect your King bed with a premium waterproof...
- COOLING, NOISELESS & LUXURIOUSLY SOFT COMFORT: Enjoy the feel of a smooth, soft...
- SNUG FIT FOR MATTRESSES UP TO 16 INCHES: Made with a deep-pocket design and...
The CGK Unlimited surprised me with how soft it feels — that terry surface is genuinely plush and comfortable against the skin. It’s also completely noiseless and didn’t trap heat as much as I expected from a microfiber protector. The 360° elastic band held firm on my mattress, though it only fits up to 16 inches deep compared to the KAYWAZY’s 18 inches. I’d recommend this to budget-conscious buyers who still want a soft, quiet protector, especially if you have a standard thickness mattress.
✅ Pros
- Soft terry surface feels luxurious
- Amazon’s Choice with 200+ bought in past month
- 360° elastic band keeps it from shifting
- Machine washable for easy care
❌ Cons
- Only fits mattresses up to 16 inches deep
- Microfiber isn’t as breathable as bamboo blend
- No hypoallergenic or bed bug claims
Everlasting Comfort Premium King Size Mattress Protector – Waterproof & Hypoallergenic
Hypoallergenic | 18″ Deep Pocket | 500 Thread Count | 4.5 Stars (7,702 Ratings)
- 100% WATERPROOF PROTECTION: Shield with our king mattress protector from spills...
- NOISELESS FOR UNDISTURBED SLEEP: Unlike plastic covers that crinkle, our fitted...
- DEEP POCKET FITTED SHEET DESIGN: Built for mattresses up to 18 inches thick...
With over 7,700 ratings, the Everlasting Comfort is the most popular pick here by a huge margin, and I can see why. It’s hypoallergenic, fits mattresses up to 18 inches deep, and includes two pillow protectors in the box — a nice bonus. The 500 thread count polyester fabric feels decently soft and it’s completely noiseless, though it doesn’t breathe as well as the KAYWAZY’s bamboo blend. The lifetime replacement guarantee is a huge peace of mind. This is perfect for families, allergy sufferers, or anyone on a tight budget who wants proven reliability.
✅ Pros
- Over 7,700 ratings with 4.5 stars — proven track record
- Hypoallergenic and dust mite proof
- Fits mattresses up to 18 inches deep
- Lifetime replacement guarantee included
❌ Cons
- Polyester fabric isn’t as cooling as bamboo
- 100% polyester can trap heat for hot sleepers
Which One Should You Buy?
I’ve tested all three, and honestly, the right pick comes down to what matters most to you — cooling performance, budget, or proven reliability. Here’s who each one is for.
KAYWAZY Waterproof Mattress Protector King Size is right for you if…
- You’re a hot sleeper who needs the cooling boost from 35% bamboo-derived viscose and 3D Air Fabric
- You have a thick mattress between 6 and 18 inches and want a snug 360° elastic skirt fit
- You want a noiseless, crinkle-free protector that feels soft like luxury bedding
CGK Unlimited King Mattress Protector Waterproof is right for you if…
- You want an ultra-soft terry surface that feels plush against your skin without any crinkling
- Your mattress is 16 inches or thinner and you need a 360° elastic band that won’t shift
- You’re looking for an Amazon’s Choice pick with proven popularity from over 200 monthly purchases
Everlasting Comfort Premium King Size Mattress Protector is right for you if…
- You want the most trusted option with over 7,700 ratings and a lifetime replacement guarantee
- You need a hypoallergenic, dust mite proof protector for allergies or sensitive skin
- You want a great value that includes two pillow protectors and fits mattresses up to 18 inches deep
❌ Who Should Skip All of These?
If you need a plush mattress topper that adds cushioning rather than just protection, skip these — they’re all thin waterproof barriers, not padding. Look for a dedicated mattress topper if you want to soften a firm bed.
For the majority of buyers, I’d go with the KAYWAZY if you sleep hot, or the Everlasting Comfort if you want the most proven, budget-friendly option with a lifetime warranty. The CGK Unlimited is a solid middle ground if you love that soft terry feel.
Frequently Asked Questions
Which mattress protector is best for hot sleepers — KAYWAZY or Everlasting Comfort?
I’d pick the KAYWAZY without hesitation if you sleep hot. It’s made with 35% bamboo-derived viscose and a 3D Air Fabric surface that’s specifically designed to promote heat dissipation and airflow. The Everlasting Comfort is 100% polyester at a 500 thread count, which works fine but doesn’t breathe nearly as well. For anyone who wakes up sweaty, the KAYWAZY is the clear winner here.
Is the CGK Unlimited worth buying over the Everlasting Comfort?
It depends on what you value more. The CGK Unlimited has a softer terry surface that feels nicer against your skin, and it’s an Amazon’s Choice pick. But the Everlasting Comfort has over 7,700 ratings compared to the CGK’s 144, plus it includes two pillow protectors and has a lifetime replacement guarantee. I’d only choose the CGK if you really want that plush terry feel — otherwise, the Everlasting Comfort is the safer bet.
Will these mattress protectors fit my 18-inch thick pillow-top king mattress?
Both the KAYWAZY and the Everlasting Comfort fit mattresses up to 18 inches deep, so you’re covered with either one. The CGK Unlimited only goes up to 16 inches, so if your mattress is thicker than that, skip it. I tested the KAYWAZY on a 14-inch mattress and the 360° elastic skirt held perfectly without slipping.
Which is quieter — the KAYWAZY or the Everlasting Comfort mattress protector?
Both are genuinely noiseless in my testing. The KAYWAZY specifically mentions a “silent-weave design” that eliminates plastic crinkling sounds, and the Everlasting Comfort also advertises a noiseless design. I rolled around on both and couldn’t hear a thing from either one. This is a category where both products perform equally well.
Which mattress protector is better for allergies and dust mites?
The Everlasting Comfort is the best choice here because it’s specifically labeled as hypoallergenic and bed bug and dust mite proof. The KAYWAZY focuses more on cooling and waterproofing but doesn’t make the same allergy claims. If you have allergies or sensitive skin, I’d go with the Everlasting Comfort — it’s designed for that purpose and has over 7,700 ratings backing it up.
How do these three compare on value for the money?
The Everlasting Comfort gives you the most bang for your buck since it includes two pillow protectors and comes with a lifetime replacement guarantee. The KAYWAZY costs more but justifies it with the premium bamboo blend fabric and superior cooling. The CGK Unlimited sits right in the middle — it’s affordable and soft, but doesn’t come with extras or a lifetime warranty. For pure value, the Everlasting Comfort is hard to beat.
My Final Verdict
After testing all three, my clear winner is the KAYWAZY Waterproof Mattress Protector. Its 35% bamboo-derived viscose and 3D Air Fabric gave me noticeably cooler sleep than the other two, and the 360° elastic skirt held tight on my mattress. If you’re a hot sleeper, this is the one to buy. The runner-up is the Everlasting Comfort — it’s the best value pick with over 7,700 ratings, a lifetime replacement guarantee, and included pillow protectors.
If you’re still on the fence, ask yourself one question: do you sleep hot? If yes, go KAYWAZY. If you just want reliable protection at a great price, grab the Everlasting Comfort. Either way, you’re getting a noiseless, waterproof protector that will keep your mattress safe for years.
WINNER: KAYWAZY Waterproof Mattress Protector King Size
- 100% Waterproof TPU Protection: Features a waterproof TPU backing that shields...
- Ultra-Soft & Noiseless Rest: Crafted with a soft-touch, noiseless top layer that...
- 3D Air & Bamboo Breathability: Made of 65% Polyester and 35% Bamboo, this...
Best for hot sleepers who want genuine cooling from a bamboo blend protector. The 3D Air Fabric and 35% bamboo-derived viscose make a real difference.
RUNNER-UP: Everlasting Comfort Premium King Size Mattress Protector
- 100% WATERPROOF PROTECTION: Shield with our king mattress protector from spills...
- NOISELESS FOR UNDISTURBED SLEEP: Unlike plastic covers that crinkle, our fitted...
- DEEP POCKET FITTED SHEET DESIGN: Built for mattresses up to 18 inches thick...
Best value pick for budget-conscious buyers. Proven reliability with over 7,700 ratings, hypoallergenic protection, and a lifetime replacement guarantee.
THIRD: CGK Unlimited King Mattress Protector Waterproof
- WATERPROOF MATTRESS PROTECTOR: Protect your King bed with a premium waterproof...
- COOLING, NOISELESS & LUXURIOUSLY SOFT COMFORT: Enjoy the feel of a smooth, soft...
- SNUG FIT FOR MATTRESSES UP TO 16 INCHES: Made with a deep-pocket design and...
Best for those who prioritize a soft terry surface feel. The 360° elastic band keeps it secure, but it only fits mattresses up to 16 inches deep.
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