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UltraBlock UltraPlush King-Size Mattress Protector

Protects against spills, stains, allergens, & dust mites Top side features a soft cotton material to keep your mattress breathable Underside is waterproof & protective creating a barrier that repels liquids without sacrificing comfort

  1. Protects against spills, stains, allergens, & dust mites
  2. Top side features a soft cotton material to keep your mattress breathable
  3. Underside is waterproof & protective creating a barrier that repels liquids without sacrificing comfort

Sleep peacefully knowing your king-size mattress is fully protected with the UltraBlock UltraPlush Mattress Protector. Offering premium waterproof defense against spills and allergens, this protector ensures a comfortable and hygienic sleeping environment. Experience luxurious comfort and reliable protection with UltraBlock, the ultimate choice for safeguarding your mattress investment.

Customer Favorite

★ ★ ★ ★ ★
★ ★ ★ ★ ★
★ ★ ★ ★ ★
★ ★ ★ ★ ★
4.4 Overall Rating

A product’s star rating is based on a Machine Learning model instead of a raw data average. This model takes into account various factors used to improve the confidence in our star ratings.

5 stars
90%
4 stars
0%
3 stars
0%
2 stars
10%
1 star
0%
★ ★ ★ ★ ★
Verified Purchase

Mattress pad

Very nice! I worked in a bedding store, our waterproof mattress covers, same caliber, were $149 and that was 10 years ago. Would order 2 more, queen size this time for other beds.

Written by @beachdreamer199 - July 29th 2025
★ ★ ★ ★ ★
Verified Purchase

King size waterproof mattress protecter

I love it , it is so soft.

Written by @user19019313 - February 22nd 2025
★ ★ ★ ★ ★
Verified Purchase

Ultra Protection

my grandchild is forever spilling something on my bed now I’ve got protection!

Written by @trishylo - June 4th 2024
See All Reviews

Features

  • Premium Protection: Safeguard your king-size mattress against spills, stains, allergens, and dust mites with the UltraBlock UltraPlush Mattress Protector
  • Waterproof Barrier: Featuring a waterproof membrane, this protector creates a barrier that repels liquids without sacrificing comfort
  • Allergy Relief: Hypoallergenic and resistant to allergens, dust mites, and bacteria, this protector helps alleviate allergy symptoms for a healthier sleep environment
  • UltraPlush Comfort: Made with soft and breathable fabric, this mattress protector offers a luxurious feel that enhances your sleeping experience
  • Secure Fit: Designed to fit king-size mattresses up to 18 inches deep, this protector features elasticized edges for a snug and secure fit that won’t bunch up or slip off
  • Quiet Protection: Enjoy quiet and discreet protection that doesn’t disrupt your sleep, thanks to the noiseless fabric of this mattress protector
  • Easy Maintenance: Machine washable and tumble dry friendly, this protector is easy to clean and maintain for long-lasting freshness and hygiene
  • Durable Construction: Built to withstand daily wear and tear, this mattress protector is crafted with high-quality materials for lasting durability

How To Wash Your Mattress Protector

  1. Arrange the protector in the washer so that the plush side faces the drum
  2. Machine wash warm, rinse cold
  3. Avoid washing with sharp objects, as they may puncture the waterproof backing
  4. Tumble dry low only. For fast results, add 1-2 large towels to the dryer
  5. Wash before first use, and monthly thereafter

Specifications

Size King
Fabric Type Cotton
Special Feature Waterproof
Product Dimensions 14 x 10 x 5 inches
Item Weight 2.99 pounds

What’s Included?

  • 1x UltraBlock UltraPlush King-Size Mattress Protector

Warranty

90 days

Estimated Delivery Date

Thursday, Aug 14 - Monday, Aug 18

Reviews

★ ★ ★ ★ ★
Verified Purchase

Mattress pad

Very nice! I worked in a bedding store, our waterproof mattress covers, same caliber, were $149 and that was 10 years ago. Would order 2 more, queen size this time for other beds.

Written by @beachdreamer199 - July 29th 2025
★ ★ ★ ★ ★
Verified Purchase

King size waterproof mattress protecter

I love it , it is so soft.

Written by @user19019313 - February 22nd 2025
★ ★ ★ ★ ★
Verified Purchase

Ultra Protection

my grandchild is forever spilling something on my bed now I’ve got protection!

Written by @trishylo - June 4th 2024
★ ★ ★ ★ ★
Verified Purchase

Happiness

Glad I was able to get this and the price is great

Written by @Goodgirl71 - September 10th 2024
★ ★ ★ ★ ★
Verified Purchase

exactly what you need if you have kids, or pets

love it

Written by @pattyswan1 - March 27th 2024
★ ★ ★ ★ ★
Verified Purchase

Great product and price

Written by @mmarwell - February 1st 2025
★ ★ ★ ★ ★
Verified Purchase

I love my product

Written by @user44610866 - December 5th 2024
★ ★ ★ ★ ★
Verified Purchase

Plush.

The product is describes
as Ultra Plush. It has no body at all. It does have the plastic barrier, and is very thin. I hope it does not tear during normal body movement while sleeping.

Written by @user10555650 - April 18th 2024

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