This mouth gag with ball is breathable thanks to the holes in the ball gag. The gag can be adjusted using the silicone strap and closes with a standard roller buckle. Two adjustable nipple clamps are attached to the mouth gag. Both tips of the nipple clamps are coated for comfort and safety. Diameter: 4.1 cm / Length: 61 cm / Material: silicone, metal / Waterproof