Whiteside Manufacturing USA Made - Professional 40" Adjustable Headrest Creeper With Patented V Drop Frame (MTLV6ADJ) Creeper has 3/4 inch steel tube frame that is powder coated to prevent rusting The creeper is fully padded with heavy-duty vinyl that is easy to clean; the multi-position headrest offers head support Six 2-1/2 inch oil-reistant rollers swivel easily with full ball bearings The V drop design allows for shoulder clearance Ground clearance: 1-1/4 inch