Protect your mattress and pillows and maintain their integrity with this waterproof mattress encasement set from Hotel Laundry. Click this BED & BATH GUIDE to find the perfect fit and more! - https://www.kohls.com/feature/bed-bath-guide.jsp.. Polyester stretch with waterproof backing, Pillow protector(s) included, Waterproof, Hypoallergenic, Antimicrobial, Zipper closure. SIZING. Twin: 39"W x 75"L x 9-12.5"H, Twin XL: 54"W x 75"L x 9"H, Queen: 60"W x 80"L x 9"H, King: 78"W x 80"L x 9"H. CONSTRUCTION & CARE. Polyester stretch with waterproof backing, Machine wash, 30-day warranty, Imported. Gift Givers: This item ships in its original packaging. If intended as a gift, the packaging may reveal the contents. The antimicrobial properties do not protect users or others against bacteria, viruses, germs, or other disease organisms. Color: White. Gender: unisex. Age Group: adult.