The Single Gripper Strap is an individual nylon strap, which is best used in a series of four. These straps consist of stainless steel buckles, which can be operated in the dark with gloves on. The black 2” webbing is rated at 3000-pounds and treated to prevent mold or mildew. Length is expandable from 8” - 43”. Wt. per set 21 oz.