EBayWATERPROOF: quiet top fabric is backed by a waterproof layer, protecting your mattress from unexpected spills and stains ALLERGY DEFENSE FABRIC: tightly woven construction fully protects your mattress CLEAN SLEEP PRODUCT PROTECTION: Inhibits the growth of odor-causing bacteria, helping to keep your mattress protector fresher between washes.  SIDEWALL CONSTRUCTION fits twin and full mattresses up to 12 inches and queen and king mattresses up to 15 inches EASY CARE INSTRUCTIONS: machine wash hot with nonchlorine bleach when needed. Tumble dry on lowest setting separately to avoid protector damage. Dryer temps vary by brand, use the lowest setting and remove when dry. Do not iron. LIFETIME WARRANTY: for peace of mind that you’ve made a clean, healthy choice for you and your family! PACKAGING may vary