Get the feeling of sleeping on warm fluffy clouds with this ultra soft plush hypoallergenic down alternative mattress pad. It's waterproof for lasting comfort and durability and overfilled for added warmth and loftiness. The knit deep pocket skirt stretches to fit up to an 18" mattress. Machine washable for easy care. Keeps you warm and cozy during cold nights. This mattress pad is also OEKO-TEX certified, meaning it does not contain any harmful substances or chemicals, ensuring quality comfort and wellness. Twin: 39x75+15" Twin XL: 39x80+15" Full: 54x75+15" Queen: 60x80+15" King: 78x80+15" Cal King: 72x84+15" Knit skirt fits up to 17" mattresses • Box quilted design ensures even distribution of the fill • Comes efficiently compressed into one box that’s easily shipped to your door; simply unbox, unroll and this mattress pad does the rest, expanding to its original shape within 72 hours • Placing a fitted sheet over your mattress pad helps keep it clean and prevent it from sliding