MATTRESS PROTECTOR - Fits Twin size mattress perfectly with dimensions 72 inches by 84 inches. The skirt fits up to 17 inches deep BAMBOO VISCOSE TERRY BLEND ÿ The top of the mattress cover is made of premium Terry which preserves the soft, cozy, noiseless and breathable feel of your mattress; waterproof top and high-quality seam construction stops water and urine from passing through NOISELESS & BREATHABLE ÿ The top layer of the mattress protector is moisture absorbent & allows you to sleep in silence,as there is no plastic feel or crinkling sound when you turn over on it. Premium Bamboo Viscose Fabric FITTED STYLE ALL AROUND ELASTIC - This waterproof Bamboo Viscose mattress protector has a stretchy skirt with elastic band all around. It can be installed easily on the mattress just by yourself WATERPROOF PROTECTION - Mattress protector protects your mattress from unwelcome spills and keeps your mattress clean and safe.