Allerzip® Collection

AllerZip® Mattress Encasement

4.6 · 39 reviews

$84.99

Total six-sided, zip-around mattress protection. Protects against bed bugs, dust mites, and allergens with our patented BugLock® Zip Closure. LiquiDry® waterproof layer keeps every drop out on all six sides. Breathable, whisper-quiet, and built to last.

Size

Mattress Depth

Add Allerzip® Pillow Protectors (2-pack)

Waterproof, antimicrobial all-around seal for your pillows

$29.99

100-night returns

Free shipping over $99

Lab-Certified Bed Bug Proof

Protect-A-Bed® six-sided fully waterproof encasements provide a protective barrier against bed bugs, dust mites, and allergens. They offer peace of mind and mattress protection, helping to prevent infestations with bed bug and dust mite proof BugLock® technology.

The six sided fully waterproof encasement features Liquidry® waterproof layer to offer an impenetrable barrier that is highly breathable and whisper quiet, protecting your mattress for long-lasting protection without damage

Featuring FUZE antimicrobial protection & a breathable fabric that promotes airflow, this mattress cover provides long-lasting protection from odors & moisture.

Featuring the BugLock® patented bed bug-proofing system, this bed bug mattress cover offers an extra layer of security against pests while providing a breathable, comfortable sleep surface

fits mattresses 6"-11" and 11"-18" deep with Forever Fit Stretch Corners. Machine washable in hot water (130°F) to kill dust mites and bed bugs, making it simple to maintain a clean, healthy bed.

Peace of mind with Protect-A-Bed

Engineered protection you can see. Every layer works to keep what's unwanted out of your bed.

Bed bug protection

Six-sided encasements form a complete barrier against bed bugs, dust mites, and allergens, helping to prevent infestations with patented bed-bug and dust-mite proof BugLock® zip closure.

LiquiDry® layer

The fully waterproof encasement features the LiquiDry® layer on all 6 sides, a leak-proof barrier that stays highly breathable and whisper-quiet, protecting your mattress for years without damage.

Odor-fighting FUZE technology

FUZE antimicrobial technology inhibits the growth of odor-causing bacteria, delivering long-lasting freshness so your protector stays cleaner between washes.

Built to last & machine washable

Machine washable in hot water (130°F) to kill dust mites and bed bugs. Built from superior materials that hold up wash after wash, so the protection lasts longer.

Bed bug protection

Six-sided encasements form a complete barrier against bed bugs, dust mites, and allergens, helping to prevent infestations with patented bed-bug and dust-mite proof BugLock® zip closure.

LiquiDry® layer

The fully waterproof encasement features the LiquiDry® layer on all 6 sides, a leak-proof barrier that stays highly breathable and whisper-quiet, protecting your mattress for years without damage.

Odor-fighting FUZE technology

FUZE antimicrobial technology inhibits the growth of odor-causing bacteria, delivering long-lasting freshness so your protector stays cleaner between washes.

Built to last & machine washable

Machine washable in hot water (130°F) to kill dust mites and bed bugs. Built from superior materials that hold up wash after wash, so the protection lasts longer.

Find your perfect protection

Compare the line-up

Every Protect-A-Bed layer, side by side. Match the protection to what you need.

Trusted Protection For Your Bedding

Allerzip® Pillow Protectors

Allerzip® Mattress Encasement

Essential Mattress Encasement

Essential Mattress Pad

Essential Mattress Protector

Essential Box Spring Encasement

LiquiDry® Waterproof Layer

6 Sides

Top Layer

FUZE Antimicrobial Protection

Whisper Quiet

Moisture Wicking

Hot Water Wash

Corner Technology

Forever Fit® Stretch Corner

Simple Fit® Skirt System

Forever Fit® Stretch Corner

Fits Mattresses

6"–18" Deep

6"–11" Deep

Up To 18" Deep

6"–11" Deep

Bed Bug Defense

Bed Bug Proof, 6 Sides

Bed Bug Protection, 6 Sides

Ultimate Mattress Protection

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Frequently asked questions

Choose your depth at checkout. The 6"–11" option fits standard mattresses and the 11"–18" option fits pillow-top and thick mattresses. Forever Fit™ stretch corners and a full zip-around design give a secure, smooth fit with room for toppers.

No. The LiquiDry® membrane is bonded to a soft, fabric-like surface, so it's whisper-quiet and breathable. Most customers say it feels like cotton, not plastic, even with just a fitted sheet over it.

Yes. The encasement seals all six sides with our patented BugLock® zipper, preventing unwanted bed bugs and blocking dust mites and allergens. It's lab-certified dust mite and allergen barrier proof.

Machine wash warm and tumble dry low for everyday care, or wash in hot water at 130°F, the temperature that kills dust mites and bed bugs, without breaking down the waterproof layer.

Every Protect-A-Bed® order is backed by a 100-night return policy. If it's not right for you, send it back.

For ultimate protection we recommend our Allerzip® 2-pack pillow protectors, which use the same LiquiDry® layer so the whole bed is sealed, not just the mattress.