The weight keeper is perfect and ideal for any diver needing a secure fit for their weight belt. It's a must have for freedivers and ideal for scuba diving. The keeper prevents the weight belt from accidentally releasing. It is easy to use and fits on standard nylon or rubber belts. It is adjustable for maximum comfortably as well as security. The pack contains 5 keepers. The Weight Belt Keeper is designed in Italy by Cressi and made in Taiwan. Cressi has been an Italian brand pioneer in scuba diving, snorkeling and swimming equipment since 1946. The product is covered by a 2-year limited warranty.