Performance Tool W85006 Plastic Creeper with 6-Casters, 40", 300 Lb CapacityPerformance Tool W85006 40" Plastic Creeper with 6 Casters are ergonomically designed to contour to your body for comfortable back and neck support. They are made of material that is resistant to most solvents, grease, and oil found in the common shop. These workshop creepers feature a covered foam headrest for maximum comfort and have two storage trays conveniently located on either side. They also have 6 casters that pivot 360 degrees for easy