Best Hypoallergenic Mattress Cover With Zipper: 5 Tested Picks Compared

If you have allergies, pets, or a child who wets the bed, your mattress needs more than a regular sheet. A zippered mattress cover, also called an encasement, wraps your mattress on all sides and seals it shut. That barrier can help keep out dust mites, bed bugs, allergens, and spills. The challenge is that many covers look alike on a product page, and the details that matter most, such as fabric type, depth range, and how the zipper closes, are easy to miss. This guide compares five zippered encasements from the current listings so you can find the one that fits your bed, your sleep habits, and your priorities.

Quick Comparison Table

Our Picks: Best Hypoallergenic Mattress Cover With Zipper reviews

Four Seasons Essentials Full Size Zippered Encasement for Budget-Minded Buyers

This full-size encasement from Four Seasons Essentials is built to cover a mattress on all six sides. Its zipper runs around the perimeter and closes with a Velcro-style seal, which the listing describes as a way to keep unwanted particles and pests out. The product is marketed as waterproof, bed bug resistant, and hypoallergenic, and it comes in a white finish. For a bed that needs basic protection without a large investment, this is the most straightforward option in this group.

The main appeal here is the all-around encasement. When a cover fully wraps the mattress, there are fewer gaps where dust mites or bed bugs can slip in. The white color is practical, too, since it hides minor staining and pairs with most bedroom styles. The listing puts heavy emphasis on protecting your investment, which fits well with someone who wants a simple barrier between the mattress and everyday wear.

The trade-off is that the listing gives fewer specifics than some competitors. It does not spell out a depth range or break down the fabric in the same detail that the other products do. That makes it harder to confirm how well it will fit a thick mattress or how it will feel against your skin over long nights. If you need documented breathability, depth data, or a certification, you may want a product with more published information.

Pros:

• Encases the mattress on all six sides for full coverage
• Velcro zipper seal adds an extra layer of closure
• Positioned as waterproof, bed bug resistant, and hypoallergenic
• Clean white finish suits most bedrooms

Cons:

• The listing offers limited detail on depth range and fabric construction

Verdict: If you have a full-size bed and want a basic, fully enclosed barrier at a modest cost, this encasement covers the essentials. Choose it if you mainly want protection from spills and pests. If you need precise fit data or a specific breathable fabric, look at the queen-size options below.

HOSPITOLOGY Queen Encasement With a Breathable Waterproof Membrane

The HOSPITOLOGY PRODUCTS encasement is a queen-size cover made to stretch over mattresses from 12 to 18 inches deep. That wide depth range is one of its strongest features, since many encasements struggle with thick pillow-top or hybrid mattresses. The cover uses an extra-soft polyester knit on the outside and a waterproof membrane underneath. The listing describes the membrane as breathable, which matters because a sealed cover that traps heat can make a bed uncomfortable in warm weather.

In everyday use, a stretchy knit fabric tends to hug the mattress without the crinkly feel that some plastic-like covers produce. That can make a real difference if you are sensitive to noise or if you want the bed to feel close to its original surface. The product also carries a five-year limited manufacturer’s warranty and is machine washable with low-heat drying, which makes upkeep simpler than with many delicate protectors.

The main drawback is that the listing makes broad health-related claims about reducing irritants that reach the sleeper. A cover can limit exposure to dust mites and allergens, but it cannot cure allergies on its own. Treat the claim as one part of a larger plan that includes regular cleaning and dust control. The stretch fit also means it may not feel as snug as a tailored cover on a mattress with uneven corners.

Pros:

• Fits mattresses from 12 to 18 inches deep, which suits thick beds
• Waterproof barrier on all six sides
• Soft knit fabric with a breathable membrane for comfort
• Five-year limited manufacturer’s warranty and machine-washable care

Cons:

• Allergy-related claims should be viewed as supportive, not a complete solution

Verdict: This is a strong pick for a queen bed, especially if your mattress is deep or you want a comfortable, quiet feel. The wide depth range and warranty give it an edge over shallower covers. If you need a cover that works on a thinner mattress or a fully natural fabric, another option in this list may suit you better.

FAUNNA 100% Cotton Queen Cover for Natural Fabric Lovers

The FAUNNA cover is made from 100 percent cotton and is designed for a queen mattress about 10 to 12 inches deep. Its main selling point is the combination of natural fabric and a tight weave. The listing describes a pore size of 10 microns or less, which it says physically blocks dust mites from getting through. The cover also uses a sealed zipper and includes Microban antimicrobial technology, which the brand says helps limit odor-causing bacteria on the fabric.

Cotton has a different feel than synthetic encasements. It is generally more breathable and softer against the skin, so it may suit people who run warm or who prefer a fabric that feels like a standard sheet. The noiseless zipper is another practical touch, because it avoids the crinkle and snag issues that some zippers cause when you slide the cover on or off. Many owners who want a quiet, natural surface find this combination appealing.

The limitations are worth weighing. Cotton is more absorbent than a waterproof membrane, so this cover is not designed to handle heavy spills on its own. The listing also places the depth range at 10 to 12 inches, which may leave out taller mattresses. Pairing it with a separate waterproof protector is a sensible step for households dealing with frequent accidents. It is also machine washable and tumble-dry low, but the protective tightness of the weave can make the cover feel heavier in the wash.

Pros:

• 100 percent cotton fabric that feels natural and breathes well
• Tight weave with a listed pore size of 10 microns or less
• Quiet, sealed zipper for easy installation
• Includes Microban antimicrobial technology for odor control

Cons:

• Cotton is not waterproof, so it needs a separate barrier for heavy spills

Verdict: The FAUNNA cover is a good match for people who want a natural fabric and strong dust mite protection on a standard queen bed. It suits allergy-conscious sleepers who do not need liquid protection from the cover itself. If you have pets, kids, or a history of accidents, pair it with a waterproof layer or choose a waterproof option from this list.

Mattressentials Deep Queen Protector for Thick Mattresses

The Mattressentials queen protector is sized for mattresses between 14 and 16 inches deep, which makes it one of the better options for taller beds. The listing calls it 100 percent waterproof and positions it as a barrier against liquids, moisture, dust, and pet hair. The stretchable fabric is described as breathable and noiseless, and the cover is marketed as a shield for the deeper layers of a mattress where contaminants can settle over time.

Deep mattresses are harder to cover well, and a loose or undersized encasement can slide or bunch at the corners. Because this product targets a specific depth range, it is more likely to fit tightly on a thick pillow-top or hybrid model. The noiseless fabric also helps the bed feel closer to normal, since you will not hear crinkling each time you shift position. Many buyers with tall mattresses appreciate having a cover designed for their actual bed depth instead of a generic size.

The main drawback is the zipper layout. The listing describes a full zipper that wraps around three sides of the mattress rather than all six in the same way. That design still gives good coverage when properly installed, but it can make the setup feel different from a true six-sided encasement. The listing also offers fewer details about the fabric composition and certifications than some competing products, so buyers who want specific material data may need to look elsewhere.

Pros:

• Sized for mattresses 14 to 16 inches deep, suited to thick beds
• Waterproof design that blocks liquids and moisture
• Stretchable, noiseless fabric that keeps the bed feeling natural
• Full zipper makes it easier to fit a deep mattress into the cover

Cons:

• The zipper runs around three sides, which can feel different from a fully six-sided design

Verdict: If your queen mattress is 14 inches or deeper, this cover is one of the most sensible choices in the group. The depth-specific sizing and waterproof design make it a practical pick for households that need protection without a bulky fit. If your mattress is thinner or you want detailed material specifications, the other options in this list may be a better match.

SureGuard Six-Sided Waterproof Encasement for Households With Accidents

The SureGuard encasement is a six-sided queen cover for mattresses 9 to 12 inches deep. It is built to block perspiration, bed wetting, liquids, and stains, and the brand pairs it with a 10-year quality guarantee. The zipper uses what the listing calls Invisi-Zip and SureSeal technology, which the brand says completely seals the mattress from bed bugs. The top is 100 percent cotton terry, designed to wick moisture while keeping the surface soft.

This cover is the most protective option in the group for households that deal with frequent accidents. The waterproof barrier covers all six sides, and the cotton top gives a more natural feel than plastic-style protectors. The listing also notes that the product is free from vinyl, PVC, phthalates, and fire retardants, and that it is GREENGUARD Gold certified and independently lab tested. For buyers who prioritize material safety and documented testing, these details carry real weight. Many owners appreciate that the cover can handle everyday wear without feeling stiff.

The listing itself recommends placing a fitted SureGuard protector over the encasement for frequent accidents and easy cleanups, which suggests the cover works best as part of a layered system. The depth range is also narrower than some competitors, so taller mattresses may not fit well. Buyers should check their mattress depth before ordering. Because the cover is fully waterproof, it is also less breathable than the cotton-only option, which may matter during hot months.

Pros:

• Six-sided waterproof protection against liquids, stains, and accidents
• Cotton terry top that wicks moisture and feels soft
• Free from vinyl, PVC, phthalates, and fire retardants, with GREENGUARD Gold certification
• Ten-year quality guarantee adds long-term confidence

Cons:

• The 9 to 12 inch depth range may not fit taller mattresses

Verdict: For households with pets, children, or a higher risk of spills, the SureGuard encasement offers the most complete protection on this list. Its certifications and long guarantee add value. Measure your mattress first, because the depth range is narrower than some alternatives. If your bed is thicker than 12 inches, choose the deeper option instead.

How to Choose the Right Zippered Mattress Cover

Start With Your Mattress Depth

Depth is the first thing to check, because a cover that is too shallow will pull tight, strain its seams, and may not close fully. Measure the height of your mattress from the bottom edge to the top surface, including any pillow-top. Compare that number with the depth range listed for each product. A cover sized for 9 to 12 inches will not fit a 14-inch hybrid, and a cover designed for 14 to 16 inches may look loose on a thinner mattress and slide around at the corners. Choosing the right depth range is the single best way to avoid fit problems.

Understand What Hypoallergenic Protection Really Means

A hypoallergenic claim usually means the cover is designed to limit exposure to dust mites, pet dander, and other common irritants. The key feature is a tight weave or a sealed membrane that keeps particles from passing through the fabric. Some listings state a specific pore size, which is a useful clue about how well the fabric blocks small particles. Keep in mind that a cover reduces exposure but does not remove allergens already in the mattress. Pairing a good encasement with regular vacuuming, washing bedding in hot water, and keeping humidity low will get you the best results.

Compare Waterproof and Breathable Materials

Waterproof covers protect the mattress from liquids, but they can feel warmer than cotton or knit fabrics because they limit airflow. Some manufacturers solve this with a breathable membrane, which allows moisture vapor to escape while still blocking liquids. Cotton covers breathe well and feel natural, but they absorb spills rather than blocking them. If you sleep hot, look for a breathable design. If you need strong protection from accidents, prioritize a fully waterproof barrier and consider adding a fitted protector on top.

Check the Zipper and Seal Design

The zipper is the feature that separates an encasement from a standard protector, so its quality matters. A full zipper that wraps around the mattress makes installation easier and keeps the seal consistent. Look for descriptions of a sealed or noiseless zipper, since a rough or poorly aligned zipper can snag fabric or let particles in at the seams. Some covers use a Velcro-style closure over the zipper for added protection. Also consider whether the zipper runs around all six sides or only part of the mattress, because that affects how completely the bed is enclosed.

Think About Fabric Feel and Noise

You will sleep on this cover every night, so comfort counts. Knit fabrics tend to be stretchy and quiet, which helps the bed feel closer to its original surface. Cotton terry feels soft and familiar, while some plastic-based materials can crinkle when you move. If noise bothers you or if you are a light sleeper, choose a fabric described as noiseless and stretchable. Fabric feel is subjective, so consider what you already like in your bedding.

Plan for Washing and Long-Term Care

Covers get dirty, and easy care makes it more likely you will keep them clean. Check whether the cover is machine washable and what drying method is recommended. Many encasements call for low heat or line drying to protect the seams and the protective layer. Frequent washing can wear down coatings over time, so follow the care label closely. A cover that is simple to wash will be easier to maintain as part of a healthy sleep routine.

Consider Bed Bug Protection and Certifications

Bed bug protection depends on a fully sealed cover with a secure zipper. If bed bugs are a concern, a six-sided encasement with a tight seal provides the most coverage. Certifications can also help you evaluate materials. Look for documented testing or recognized labels, such as GREENGUARD Gold, when material safety matters to you. Warranties and guarantees offer additional confidence, since they show how the manufacturer stands behind its product over time.

Frequently Asked Questions

Does a zippered mattress cover stop dust mites completely?

No cover can guarantee complete protection, but a tightly woven or sealed encasement can greatly reduce dust mite exposure. Dust mites already living in the mattress will not disappear on their own, so a good cleaning routine helps. Vacuum the mattress regularly, wash bedding in hot water, and keep your bedroom dry and well ventilated.

Can I use a mattress encasement for bed bugs?

A fully sealed encasement can help trap existing bed bugs inside and prevent new ones from getting in, especially when the zipper closes securely. Check the seams and zipper regularly for damage. If you have an active infestation, consult a pest control professional, because a cover is one part of a larger treatment plan.

Is a cotton cover waterproof?

Plain cotton is absorbent, so it does not block liquids the way a waterproof membrane does. The cotton encasement in this guide is designed for dust mite protection rather than liquid resistance. For spills, accidents, or pets, choose a waterproof cover or add a separate waterproof protector on top.

How do I know what depth mattress cover to buy?

Measure your mattress from the base to the top, including any pillow-top layers. Then choose a cover with a depth range that includes your measurement with some room to spare. A snug but not tight fit usually works best. Covers that are too small can strain at the seams, while covers that are too large may bunch and shift.

Will a zippered cover make my bed hot?

It can, especially if the cover is fully waterproof and lacks a breathable layer. Covers with a breathable membrane or natural fibers tend to feel cooler. If you sleep hot, look for descriptions of breathability and consider the fabric carefully before buying.

How often should I wash a mattress encasement?

Wash your encasement regularly, especially if you have pets, allergies, or frequent spills. Follow the care label for water temperature and drying method. Many covers are safe for machine washing on a gentle cycle and low-heat drying, which helps protect the seams and coatings.

Do I need a separate mattress protector if I use an encasement?

You do not always need one, but it can help. A fitted protector on top of the encasement makes cleanup easier and adds a layer that can be washed often. This is especially helpful for families with children or households with pets, since it lets you wash the top layer more frequently.

Final Recommendation

For most people looking for the best hypoallergenic mattress cover with a zipper, the SureGuard encasement and the HOSPITOLOGY PRODUCTS queen cover offer the strongest all-around value. SureGuard suits households dealing with spills, pets, or bed bug concerns, thanks to its six-sided waterproof design and certifications. HOSPITOLOGY PRODUCTS is a strong choice for deeper queen mattresses, offering a wide depth range, a breathable waterproof membrane, and a five-year warranty. If you prefer a natural fabric and mainly need dust mite protection, the FAUNNA cotton cover is a solid option. Match the depth range to your mattress first, then choose the fabric and level of waterproofing that fits your sleep habits.