Premium Lens Cap Keeper – Cap Strap
USCamera premium quality lens cap keeper with 6-inch-long lens cap strap, bonded to a plastic disc with sticky foam applied. To use, just peel off the paper backing to expose the adhesive, and press onto your lens cap. Then put the elastic band around the lens barrel. Inexpensive way to help keep your lens cap with your lens. Made by USCamera. Works best with lenses using 72mm lens caps and smaller.