Twin-Sized Allerease Waterproof Allergy Protection Zippered Mattress Cover. From the #1 best selling allergy bedding brand, AllerEase Waterproof delivers the clean, healthy night's sleep that we all deserve. Featuring premium materials and an expertly-designed construction, Waterproof prevents dust, pollen, and pet dander from collecting in your mattress. With a soft waterproof layer to protect from spills and stains, Waterproof also features machine washability and a lifetime warranty to offer unmatched quality, convenience, and value for you and your family. Product Features 100% Polyester Imported ADVANCED ALLERGY PROTECTION: AllerEase mattress protectors have tightly woven, expertly-designed fabric to prevent 99.9% of unhealthy household particles from collecting in your mattress. WATERPROOF DESIGN: This mattress protector features a waterproof design that prevents liquids from contaminating and ruining your mattress, making it kid and pet proof! EXTENDS MATTRESS LIFE: Fully encasing your mattress with a durable and comfortable allergy mattress topper extends the life of your mattress by keeping it fresh and clean. A PERFECT FIT: Our exclusive FlexFit technology provide a perfectly snug fit with a soft, quiet cover that can help you sleep comfortably through the night. ALLERGIST RECOMMENDED: All AllerEase products provide clean allergy relief, are machine washable, and have a Lifetime limited warranty. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!