These Neoprene wrist cuffs are adjustable. comfortable. and come with a Tom of Finland brand lock and two keys. The double layered material is stamped with a metal Tom of Finland logo. Fully adjustable and ideal for long term wear. Matching collar and ankle cuffs available. sold separately. Includes lock and two keys. Free collector print included! Size Length: adjustable from 11 to 14 Width: 2.25