Bamboo Rayon Premium Sleep Mattress Protector: Adopting from Premium Bamboo Rayon Fabric, making you sleeping like a cloud. Protecting your expensive mattress from stain and other damage. Also, it could refresh your old mattress topper to brand new with less expense. Easy to maintain and you could wash it by washing machine. Bamboo Covers for Various Size Mattress Topper: To meet the difference needs, we provide 6 sizes for different shape mattress topper: Twin (39” X 75”), Twin XL (38” X 80”), Full (54” X 75”), Queen(60” X 80”), King(76” X 80”), CK ( 72” X 84”), you could choose the most suit size for yourself.