Whether you need to shield waterproof mattress pad king your bed against frequent accidents or want to prevent a bedbug infestation, a waterproof mattress pad king is an affordable option. Unlike traditional waterproof mattress toppers, these products typically do not add cushioning to your sleep surface and provide more comprehensive protection against liquids, allergens, and dust mites.

GH Lab Picks

This best-selling model is a quiet, vinyl-free option that protects against dust mites and allergens. It also has a cotton terry surface that’s soft and absorbent to help prevent bedwetting. It has a built-in waterproof membrane layer to repel water and keep your bed clean.

Why a Waterproof Mattress Pad King is a Game Changer for Couples and Adults

Nectar’s 3-layer system includes a diamond-quilted shell with a lofty poly fill, a flexible stretch knit fabric for breathable moisture absorption, and an ultra-thin waterproof barrier that sits between the layers of fabric. It can be machine-washed in cold water on a gentle cycle and tumble-dried on low heat to maintain its protective properties.

Saatva’s waterproof mattress protector has labels for the long and short sides that make it easy to put on your bed. It’s available in twin, twin XL, full, queen, and king sizes with a split king option.

Pillow Cube’s encasement mattress protector is made of a cool-to-the-touch material that is waterproof and noiseless in our tests. It comes with a six-sided zipper that envelops the entire mattress for superior protection against dust mites, bedbugs, and allergens.

The TempTune mattress protector is available in full, queen, and king sizes with free standard shipping to the contiguous United States. It’s a popular choice among Amazon users and has over 100,000 reviews. It’s also an OEKO-TEX Standard 100 product.