This Cooling Jacquard Mattress Protector provides long-lasting cooling comfort for your entire body without prior refrigeration. In fact, it's cool to the touch right out of the package. It's also hypoallergenic to protect everyone from dust mites and other household allergens. The Cooling Jacquard Mattress Protector comes in Twin, Full, Queen, King and California King sizes. The mattress covers all have a stretch side wall that allows it to fit up to a deep pocket 15 inch mattress. The exclusive new cooling technology is created by a cool-to-touch thermodynamic effect that allows for long lasting cooling without refrigeration. It works in companion with the matching Cooling Pillow Cover (sold separately). Set includes: One (1) mattress protector Materials: 59-percent polyester/ 40-percent nylon/ 1-percent spandex Dimensions: Twin: 37 inches wide x 75 inches long Twin XL: 39 inches wide x 85 inches long Full: 54 inches wide x 75 inches long Queen: 60 inches wide x 80 inches long King: 78 inches wide x 80 inches long Type: Mattress Protector, Dust Mite Protector, Allergy Protector Product Features: Allergy Bedding, Hypoallergenic Material: Polyester Care Instruction: Machine Wash Exact Color: White Size: Twin, Queen, Full, King