Lock down your slave and make them submit with this sleek, high quality, round chrome collar. The gleaming heavy chrome plated steel provides a nice weight and feel against the skin and the rounded edges bring an element of comfort to the submissive experience. An O-ring at the front of the collar allows you to attach a leash, rope, or any other bondage equipment to suit your scene. Measurements: Collar band is 1.37 cm thick with 12 cm inner diameter (37.5 cm circumference), O-Ring is 2.9 cm in inner diameter. Note: Includes hex key to lock and unlock collar