Bed Essential Bamboo Top Quilted Waterproof Mattress Protector Cooling Pillow Topper Cover Pad Bed Bug Hypoallergenic Jacquard Fitted (Twin) Bamboo Top Surface: Quilted Jacquard - rayon from 100% bamboo. Top fabric: Cooling. + Temperature Balance which regulates body temperature. Waterproof, Hypoallergenic, Resists bed bugs & dust mites, Breathable, Antibacterial, Antifungal, Odor resistant. Oeko-Tex Certified. Does not contain PVC , Vinyl , or phthalates. Side skirt fits mattresses up to 18 inch depth.