The SafeRest Premium Zippered Mattress Encasement is our overall winner for its full protection and breathability. For a budget-friendly option, the Linenspa Zippered Waterproof Mattress Protector offers reliable defense at a lower price.
When shopping for a waterproof zip mattress cover, you need a barrier that blocks liquids, allergens, and dust mites without compromising comfort. Our editorial team analyzed specs, certifications (CertiPUR-US, OEKO-TEX), and aggregated verified owner reviews to rank the best options for 2026.
We compared features like fabric type, waterproof membrane, zipper quality, and breathability. Owners report that a well-fitted encasement can extend mattress life and improve sleep hygiene. Below are our top picks based on real-world feedback and certified safety standards.

This encasement uses a waterproof membrane that blocks fluids and allergens while remaining noiseless. The zipper is reinforced and fully encloses the mattress. It is machine washable and backed by a 10-year warranty.
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 seeking full protection without sacrificing breathability · Type: Encasement | Firmness: N/A | Trial: 30 days
This encasement uses a waterproof membrane that blocks fluids and allergens while remaining noiseless. The zipper is reinforced and fully encloses the mattress. It is machine washable and backed by a 10-year warranty.
What owners report: Owners praise its reliability in preventing stains and dust mites. Many note it fits deep mattresses well and doesn't crinkle during sleep.
Budget-conscious shoppers needing dependable waterproofing · Type: Cover | Firmness: N/A | Trial: 30 days
This affordable cover features a polyester knit top with a waterproof membrane. The zipper goes around three sides for easy removal. It is machine washable and fits mattresses up to 18 inches deep.
What owners report: Reviewers appreciate the low price and effective protection. Some mention the fabric can be slightly thin but still blocks spills well.

Hot sleepers who want waterproof protection with breathability · Type: Encasement | Firmness: N/A | Trial: 30 days
This encasement uses a cotton terry surface with a waterproof laminate that promotes airflow. It is certified OEKO-TEX and hypoallergenic. The zipper is high-quality and tucks away for a secure fit.
What owners report: Owners highlight its cooling effect and softness. Some note it fits deep mattresses snugly but can be tricky to zip.

Side sleepers who need a soft, noiseless cover · Type: Encasement | Firmness: N/A | Trial: 60 days
This encasement features a smooth, noiseless fabric that doesn't interfere with pressure relief. It is 100% waterproof and blocks allergens. The zipper is covered with a flap to prevent leaks.
What owners report: Reviewers say it maintains the mattress feel and doesn't crinkle. Many appreciate the full encasement for allergy relief.
Shoppers wanting the lowest-cost waterproof zip cover · Type: Cover | Firmness: N/A | Trial: 30 days
This basic protector uses a polycotton top with a waterproof backing. The zipper encircles the mattress for full coverage. It is machine washable and fits mattresses up to 18 inches.
What owners report: Owners say it works well for the price but note potential pilling after several washes. Many find it comfortable enough for daily use.

Owners of firm mattresses wanting a secure fit · Type: Encasement | Firmness: N/A | Trial: 30 days
This encasement is designed with a stretchable skirt and strong zipper for a snug fit on firm mattresses. The waterproof layer is noiseless and the fabric is breathable. It is machine washable and hypoallergenic.
What owners report: Owners with firm mattresses appreciate the stays-put fit. Some mention the zipper can be stiff at first but loosens over time.
Hybrid mattress owners needing stretch and protection · Type: Cover | Firmness: N/A | Trial: 30 days
This protector features a stretchable knit fabric that adapts to hybrid mattress contours. The waterproof membrane is thin and quiet. It has a zipper enclosure and is machine washable with a 5-year warranty.
What owners report: Reviewers like the stretchy fit on thicker hybrid mattresses. Some wish the waterproof layer was more breathable.
A mattress protector typically covers only the top and sides, while an encasement zips around the entire mattress for complete protection. Encasements are better for dust mite allergies and full waterproofing.
Yes, most are machine washable on a gentle cycle with mild detergent. Avoid bleach and high heat drying to preserve the waterproof membrane.
Some covers can trap heat, but many now use breathable materials like cotton or bamboo. Look for covers with a cotton surface or airflow channels for cooler sleep.
Measure the depth (height) of your mattress from the top to the bottom. Most covers fit up to 18 inches, but measure to ensure a snug fit. Length and width are standard.
Yes, as long as the cover is breathable. Memory foam needs airflow to maintain its properties. Look for covers with a waterproof but vapor-permeable membrane to avoid trapping moisture.
For most sleepers, the SafeRest Premium Zippered Mattress Encasement delivers the best combination of protection, comfort, and owner satisfaction. If budget is a primary concern, the Linenspa Zippered Waterproof Mattress Protector offers reliable defense at a lower cost. Hot sleepers should consider the PlushDeluxe Premium Encasement for its cooling cotton surface.