40" Creeper with Shoulder Made with heavy-duty tubular steel or HDPE plastic.Includes extra shoulder and arm clearance on most models.Easy to clean surfaces are oil, chemical, and grease .Industrial grade swivel casters glide easily across the shop floor.Provides the clearance needed to get the job done quickly and easily 3908A WARNING: This product can expose you to Lead a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. - Lead