This queen size quilted mattress protector is built with premium 300-thread-count 100% natural cotton top layer, featuring natural breathability, ultra soft hand feel and strong moisture absorption to keep your sleeping surface dry and comfortable all night long.Filled with hypoallergenic fill, it effectively reduces allergens and dust mites to accommodate sensitive skin and allergy-prone sleepers. The elegant diamond quilted stitching locks inner padding evenly to avoid shifting or clumping.Equipped with full surrounding stretch elastic sidewalls, this fitted-style cover securely fits all queen mattresses up to 18 inches deep and stays fixed in place without sliding during sleep. Fully machine washable with simple home care instructions to maintain softness and protective performance over years of use.Multiple sizes are offered for household and commercial scenarios, custom OEM branding and large-volume bulk supply are supported.