RDX Ankle Strap Cable Machine - Steel Ring Ankle Cuff for Legs Workout - Great for Butt, Glute and Thigh Exercise - Multi Gym Strap Pulley Attachment Made from highly-durable Neoprene material for long-life and added comfort Interior is padded with compressed neoprene material to reduce pressure and absorb shockmaintaining solid grip without budging or slipping Semi-adjustable Quick-EZ strap Semi-adjustable with steel buckle fits most ankle sizes comfortably Quick-EZ hook and loop closure enables easy on and off application and adjustability options with steel buckle HG-Rust treated heavy-duty 7MM gauge, steel hook fights rust and enables easy hassle-free application