Create your own personal body restraint system with this neoprene neck collar with attached nylon strip with 4 D-rings on either side. Two neoprene Velcro Cuffs that attach to the D rings. Materials: Hook and loop, neoprene, polypropylene webbing, nickel free metal hardware, polyester binding. Includes: Heavy duty nylon webbing restraint strap with soft neoprene collar and sturdy nickel free metal D-rings, 1 pair of neoprene Sports Cuffs.