Adoric TM Twin Size Hypoallergenic Waterproof Mattress Protector 100% Cotton Terry Surface with Vinyl Free Mattress Cover (White) Cotton Waterproof and Anti-mite: Protects against dust mites, fluids, urine, perspiration, allergens and bacteria. Our mattress protector features breathable and waterproof, can keep dry the whole night, not only making your sleep comfortable but also preventing the breeding of bacteria. Non-hazardous Materials: Hypoallergenic cotton terry surface with membrane back coating and even an elastic band on the side skirt have been made by non-hazardous materials, which greatly release your anxiety for safety. Extensive Application: Ideal for those with Kids, pets, allergies, asthma, eczema or incontinence. Best choice to use at home for you and your family members. Flexible Fit: Guided by fitted sheet style design, the elastic side skirt can be pulled to fit the depth of mattress up to 14", a great fit to the depth of mattresses. Warranty: Adoric supports all mattress covers you ordered by 10-year warranty, free replacement and full refund. We are always available to respond your questions within 24hrs.