Male Ellipse Oval Shaped Stainless Steel Heavy Duty Ankle Restraints 

This is a restraint system that is both high-function and high-fashion and comfortable oval shaped openings. Made from strong, cold, heavy steel allowing long use and wear. Locks with a stainless steel allen screw, opens with allen key (supplied).

It has one O-rings for attachment to chains, ties or other bondage gear. Means you can securely lock your sub t