Ultimate Bed Bug Blocker Zippered Mattress Protector (Twin) Polyester OPTIMAL PROTECTION. Keep your mattress looking like new for years to come with the Crystal Trading Ultimate Bed Bug Blocker Zippered Mattress Protector. Defending against bed bugs, body fluids, skin flakes, bacteria and dust mites, this high-quality protector is backed by a 10-year warranty to ensure that your mattress is fully protected. HIGH-QUALITY CONSTRUCTION. Designed to deliver long-term strength and use throughout the years, this sheet protector is made using 100% non-woven polyester fabric laminated with polyurethane. This material is waterproof and bed bug resistant to offer the utmost protection for your mattress. EXTRAORDINARY COMFORT. Hypoallergenic and soft to the touch, the smooth polyester top layer is soft and comfortable under the sheets. Its equipped with a zipper closure to supply a secure fit and make sure you get a good nights sleep. DEEP POCKET MATTRESS PROTECTOR. Deeper than the average mattress protector, this deep pocket protector fits up to a 16-inch mattress. Its especially deeper in the corners, allowing it to stretch over a thick mattress to furnish a proper fit. CHOICE OF SIZE. To accommodate your needs, this bug blocker is available in three convenient sizes  twin, full and queen. Its great for those with kids, pets, allergies, asthma, eczema or incontinence.