Dry Defender Heavy Duty Vinyl Fitted King Size Mattress Cover, 16-Inch Deep Vinyl LONG-LASTING - Made from heavyweight 6-gauge vinyl that will not easily rip or tear and designed with an extra-long rust proof zipper. 100% WATERPROOF AND FLAME RETARDANT - Protects pillow against urine, perspiration, spills and other fluids. EASY TO USE - Fitted design makes removing and replacing a breeze. ANTIMICROBIAL TREATMENT - Prevents growth of mold and mildew. KING DIMENSIONS: 78 x 80 x 16 in