ZTU1000 Features: * Rough rider creeper * Material: Polypropylene copolymer * Heavy duty, outdoor use - trucks, farms, motor homes and more * This off-road creeper provides unmatched mobility on rough terrain * Rolls easily over gravel, dirt or broken pavement that would stop ordinary creepers in their tracks Dimensions: * Dimensions: 0.5-7"" H x 0.5-25"" W x 47"" D