Nipple Play Superior Nipple Clamps includes 2 fully adjustable multi-use clamps. Unique swivel design for customized tension. Soft, comfortable pads. Sturdy high quality dual chain for added sensuality. Non-tarnishing, nickel free. Safe and pure for body and pleasure. Nickel free Iron chains, Nickel free Iron and Nylon clamps. Phthalate free PVC pads. 2.5 inches by .5 inch each clamp. 19.25 inches overall length. Bulk weight 2.9 ounces.