Master Series Seize O-Ring Gag with Nipple Clamps. Seize them with this dual featured O-Ring Gag and Nipple Clamp set. Affixing the O-ring inside the mouth of your playing and securing it by way of the sturdy, adjustable leather strap, this gag forces their mouth open and gives you full access. This devious device is enhanced with the addition of two connector chains that feature adjustable pressure, bull nose style clamps. Once these are affixed to the nipples of your plaything, you can control just how much pain or pleasure they deserve. The vinyl tips offer comfort and grip, with an adjustable screw to control the pressure. <br /><br />Measurements 23 inches in total length, O-ring measures 1.5 inches in diameter. Material polyurethane PU leather, metal, vinyl. Color Black.