Strap in your submissive with these Neck to Wrist restraints! Doubling as a collar, the soft inner lining is gentle against their skin so you can cinch up the collar and wrist cuffs as tight as is comfortable. The vegan-friendly PU leather is easy to clean and still maintains the sexy, classic leather look! The large O-rings are made of strong, nickel-free metal and can have other bondage items attached to them. Use the buckle to adjust to the perfect fit. Collar strap width 1.5 inches, collar adjusts from 12.5 inches to 16.5 inches circumference, Cuffs strap width : 2.5 inches, cuffs adjust from 7.5 inches to 10 inches circumference Back strap adjusts from 10.5 inches to 16.5 inches in length.