Vinyl coated hardened wire hooks will not mark finish. Elastic design provides constant tension and a firm hold. Ideal for tarps, cars, trucks, bikes, or multi-purpose use. Assorted pack includes (4) 10' x 4mm, (3) 13' x 8mm, (2) 18' x 8mm, (4) 24' x 8mm, (2) 30' x 9mm.