Uncovered mattresses facilitate the perfect conditions for the breeding of dust mites which can cause allergies, asthma, eczema and rhinitis. These dust mites, which are invisible to the naked eye, live on the millions of skin cells and body fluids that humans expel every night. Protect yourself as well as your mattress by Covering your mattress with Southern Textiles' Platinum Mattress Protector.10 Year limited warranty Top Surface - 70% Cotton, 30% Polyester Backing - 100% Thermoplastic polyurethane Skirting - 100% Polyjersey The Thermoplastic Polyurethane backing provides state of the art fabric technology with an impermeable breathable barrier to protect against stains and spills Improved jersey knit skirting with reinforced full circle elastic closure to accommodate mattresses up to 22 thick Provides a clean and hygenic sleeping environment and protects from dust mites and bacteria Longer terrycloth loops provide a greater surface area for 50 - 75% more liquid spill absorbancy The new cotton toweling will wick away greater amounts of fluid from the body creating a cooler sleep Fits mattresses up to 22 thickCountry of Origin: China Finish: White Length: 72 Size: Split California King Width: 84