This new, body-fitting design was developed through testing on many body types to provide optimum comfort. Creeper body is 2" longer for a better fit. Improved urethane rollers are now inserted into steel bushings which are molded into the creeper body. Provides added strength and easy roller replacement. Low profile, 7/8" floor clearance. Easy to clean surface is resistant to solvents, greases and fuels.?Dimensions: Length 39", Width 14 1/2", Height 4" 7301CB Blue Plastic Creeper. Boxed. Shipping wt. 12 lbs. 10 oz. 7301CG Gray Plastic Creeper. Boxed. Shipping wt. 12 lbs. 10 oz. 7301CR Red Plastic Creeper. Boxed. Shipping wt. 12 lbs. 10 oz. 7301CY Yellow Plastic Creeper. Boxed. Shipping wt. 12 lbs. 10 oz. 7201B 2" Pop-in caster?for Plastic Creeper.