Classic Brands Defend-A-Bed Ultimate Bamboo-Rayon Quilted Waterproof Mattress Protector, Twin Top Cover is 100% Rayon Derived from Bamboo Imported 100% waterproof mattress protector is the perfect addition to your new sleep system - great for those with kids, pets, allergies, or those that simply want to protect their investment and extend the life of their mattress Super silky plush rayon bamboo cover filled with hypoallergenic down cluster fiber surrounds the noiseless waterproof barrier that protects the mattress from spills and stains, bodily fluids, perspiration, bacteria and even allergens, including dust mites, pollen, and pet dander Generously overfilled with soft quilting material allows air to flow between the cover and the waterproof barrier providing silent protection that doesn't disturb your valuable sleep Stretch knit sides with 22-inch deep fitted pockets are made to fit most of today's higher profile and pillow-top mattresses Mattress protector is machine washable and can be tumbled dry on low setting and comes in Twin, Twin XL, Full, Queen, King, and California King 5 year limited warranty on product only 5 Star Customer Service; Available 7 days a week 100% Rayon derived from Bamboo Imported