The Serta PerfectSleeper Total Protection Mattress Pad is made of an ultra soft cotton fabric and provides mattress protection against allergens, spills and odor causing bacteria. With a patented Simple Fit skirt, this mattress pad snugly fits mattresses up to 18" deep. Available in Twin, Full, Queen, King and California King Sizes. Features: Moisture Wicking, Allergen Barrier, Waterproof, Scotchgard Protector, Antimicrobial Manufacturer Warranty: 3 Year Limited Thread Count: 233 Bed Size: Twin Fill Weight: 8 oz. of Fill Measurements: 75 Length/Inches, 39 Width/Inches Mattress Depth: Up To 18 In Deep Base Material: 100% Cotton Filling Content: 100% Polyester Care: Machine Wash Thickness: Thickness Not Provided Comfort Level: Moderate Protection Level: Maximum Mattress Securing: Skirt Mattress Pads & Toppers Type: Mattress Pads Country of Origin: Imported