... Triple-Stitched main seams ensure excellent seam strength.Treated to resist water, rot and mildew.Double-Stitched construction throughout ... strength4.Usage:This cotton canvas tarps, canvas tarpaulin is used for truck cover,truck tarps,trailer cover,trailer tarps, ... ,steel tarps,car cover,general protection shield, trailer cover, instrument shield, equipment shield ,tent,truck cover ,container cover, ...