Our overall winner is the SafeRest Premium Cotton Top, based on certified waterproofing, breathability, and owner satisfaction. For a budget-friendly alternative, the LUCID Encased Mattress Protector offers reliable protection with a polyester top.
We compared the best fully encased waterproof mattress protectors based on specs, certifications, and aggregated owner reviews. Our rankings consider materials, waterproof membrane quality, breathability, fit (stretch skirt), and certifications like CertiPUR-US and OEKO-TEX.
Each pick encloses the entire mattress including the top, sides, and bottom, guarding against spills, stains, allergens, and dust mites. We focused on models with a proven balance of protection and comfort, as reported by thousands of owners.

Features a cotton terry surface with a polyurethane waterproof membrane. The fully encased design has a stretchy knit skirt fitting mattresses up to 18 inches. CertiPUR-US certified waterproof layer, OEKO-TEX certified fabric.
Check current priceWe do not take payment for placement and we do not physically test products. Rankings come from manufacturer specifications, material certifications (CertiPUR-US foam, OEKO-TEX textiles), and the weight of aggregated verified owner reviews, analyzed for durability, heat retention and sagging. The scores in this guide are MattressVetted editorial research ratings — our assessment of the available evidence, not customer star averages. See how we rate.
Full method on our how we rate page.

Anyone wanting a balance of protection, breathability, and value · Type: Waterproof Mattress Protector | Firmness: N/A | Trial: 30 days
Features a cotton terry surface with a polyurethane waterproof membrane. The fully encased design has a stretchy knit skirt fitting mattresses up to 18 inches. CertiPUR-US certified waterproof layer, OEKO-TEX certified fabric.
What owners report: Owners praise its quiet, no-crinkle feel and effective waterproofing. Many report it stays in place and doesn't trap heat, with high satisfaction for the price.
Budget-conscious buyers needing reliable waterproofing · Type: Waterproof Mattress Protector | Firmness: N/A | Trial: 30 days
Polyester microfiber top with a polyurethane waterproof layer. Encased design with elastic skirt fits up to 18 inches. OEKO-TEX certified fabric.
What owners report: Owners appreciate the low price and effective protection. Some note the polyester top is less breathable than cotton but good for the cost.

Hot sleepers seeking breathable waterproof protection · Type: Waterproof Mattress Protector | Firmness: N/A | Trial: 30 days
Cotton terry surface with a polyurethane membrane. Fully encased with stretchy skirt. CertiPUR-US and OEKO-TEX certified, plus hypoallergenic.
What owners report: Owners highlight its cooling properties and no-crinkle feel. Many say it doesn't trap heat and is comfortable for all-night use.

Side sleepers needing soft, noiseless protection · Type: Waterproof Mattress Protector | Firmness: N/A | Trial: 30 days
Bamboo-derived rayon top with a waterproof TPU membrane. Fully encased with deep pockets. OEKO-TEX certified.
What owners report: Owners love the soft, silky feel and that it doesn't crinkle. Side sleepers report no pressure points or noise.

Shoppers on a tight budget needing basic protection · Type: Waterproof Mattress Protector | Firmness: N/A | Trial: No trial
Polyester microfiber top with a PVC-free waterproof layer. Encased with elastic skirt. Machine washable.
What owners report: Owners say it does the job for the price, but some note it can be noisy and less breathable. Good for guest rooms or kids.

Owners of firm mattresses needing a secure fit · Type: Waterproof Mattress Protector | Firmness: N/A | Trial: 30 days
Polyester top with a polyurethane membrane. Encased design with deep pockets up to 18 inches. Hypoallergenic.
What owners report: Owners appreciate the secure fit and affordability. Some report it can feel plasticky and less breathable.

Allergy sufferers wanting full encasement and waterproofing · Type: Zippered Mattress Encasement | Firmness: N/A | Trial: 30 days
Cotton terry surface with a polyurethane waterproof layer and zippered encasement. Protects against allergens, dust mites, and bed bugs. OEKO-TEX certified.
What owners report: Owners with allergies appreciate the zippered full encasement and effective allergen barrier. Some find it less breathable than non-zippered options.
A fully encased protector covers the entire mattress including the top, sides, and bottom, using a zipper or stretch skirt. The waterproof layer prevents liquids from reaching the mattress, while the encasement also protects against allergens and dust mites.
Many modern protectors use breathable membranes like polyurethane or TPU that allow airflow while blocking liquids. Cotton or bamboo tops further enhance breathability, but some budget options with PVC may trap heat.
Manufacturers recommend washing every 1-2 months. More frequent washing may be needed for allergy sufferers or if spills occur. Always follow care labels to maintain waterproofing.
Yes, but the protector should be placed over the topper to protect both. Ensure the protector's pocket depth accommodates the combined height of mattress and topper.
Look for CertiPUR-US for foam components, OEKO-TEX Standard 100 for fabric safety, and hypoallergenic claims. These ensure the product is free from harmful chemicals and tested for skin safety.
We rank the SafeRest Premium Cotton Top as the best overall due to its certified breathable cotton, reliable waterproofing, and high owner satisfaction. For budget buyers, the LUCID Encased offers solid protection at a lower price. Hot sleepers should consider the SureGuard for its cooling cotton terry surface.