Keep open all the kinky possiblities with the Strict Leather Ring Gag. This gag forces your subs mouth open and allows you to use your imagination after that!This ring gag is a nickel-plated steel ring wrapped in leather. The gag is secured in place by adjustable straps. Offered in 4 sizes. yet we recommend the medium for most people.Measurements:Small:Inside Diameter: 1.25 inchesOutside Diameter: 1.75 inchesMedium:Inside Diameter: 1.5 inchesOutside Diameter: 2 inchesLarge:Inside Diameter: 1.75 inchesOutside Diameter: 2.25 inchesExtra Large:Inside Diameter: 2 inchesOutside Diameter: 2.5 inches