100% nylon surfaceFitted sheet style100% waterproofBreathable materialUltra-thin designHypoallergenicPVC and phenolphthalein freeMachine washable, tumble dry 10 year mattress warrantyNylon surface helps to disperse any liquids that may come in contact and is easy for sheets to glide over.Fitted sheet style accommodates mattress depths from 6"� to 22."�Mattress guard covers help eliminate dust mites and allergy causing bacteria. 100% waterproofing helps repel all liquids including bodily fluids, perspiration, urine, and accidental spills. The breathable material is not hot to sleep on.Ultra-thin design is quiet and will not change the feel of your mattress.