Kink Chain Nipple Clips with Heavy Chain and Silicone Tips Black. Classic alligator style clamps in an extra wide design adjust for the tightest fit necessary to keep them on as the heavy connecting chain swings and tugs at the wearer’s tender flesh. The broad tips and screw clamp construction keep them from popping off until you remove them. Each clamping implement is tipped in soft red silicone, creating a visually pleasing contrast with the black metal hardware and protecting the skin. Features: wide tip clamps with heavy chain. Designed for hands free wear. Red Kink Branded Silicone Tips on all clamping implements. Attractive black metal hardware. Phthalate free, body safe. Specifications: UPC number 782421059934. Total length 16.5 inches. Materials Silicone, Metal. Kink by Doc Johnson is an exciting collaboration with Kink.com to create a collection of high quality authentic fetish items suitable for long-term practitioners and new initiates alike.