We've seen quite many nipple clamps as the toy experts that we are, but these round nipple clamps are quite exceptional! No nipple will be safe anymore when this masterpiece of nipple torture is in the same room! With its four, individually adjustable screws it will make every slave scream in pain & pleasure! Made from 100% body-safe material, this high-quality sex toy will be a long-lasting enrichment for your sex life! The screws have a length of 23,5 mm, the screw-head has a diameter of 10 mm. The inside diameter of the ring is 23 mm and it is 10 mm high with a material thickness of 3 mm. When all four screws are screwed in to the max, the remaining hole for the nipple has a diameter of just 4 mm. Each nipple clamps has a weight of 39 g.