Rimba Bondage Play silver colored SM clamps This set consists of two clamps and they can be used on different body parts, such as the nipples, the penis or the testicles. One clamp contains two rods with a blunt end, surrounded by two springs that ensure the clamping and that they stay in place. Pulling the rods out creates an opening so that the clamp can be fitted. The clamps are 10 cm wide, the ring has a diameter of 4 cm and is more than 1 cm high.