The ProGrip Medium Duty Cargo Tie Down Strap with Polyester Webbing and S-Hook is a cargo tie down strap used in cam buckle application ideally used while aiding in medium duty cargo tie down and transport where tension is needed. Tie down system is constructed with polyester webbing that allows resistance to mildew, UV rays, shrinkage, and stretching when wet. Cargo tie down features an aero design cambuckle that allows ease of operation, simple tensioning, and one finger release enabling use on fragile objects that can withstand over-tensioning. To use attach webbing end hook of the cambuckle to desired area such as trailer D-ring, while pressing silver lever pull tie down strap in either direction to desired length while releasing lever to hold tension, and either hook s-hook onto other side to tie down item or with motorcycle and ATV wrap webbing and hook around handlebars and back towards loop on webbing near cambuckle and secure s-hook through webbing soft loop. Medium Duty Cargo Tie Down with Polyester Webbing and S-Hooks measurements vary (see product features) with a breaking strength of 1,200 lbs. and 400 lb. working load limit.