Tom Of Finland Silicone Cock Ring with 3 Weighted Balls Black. This set of silicone coated heavy weighted balls are attached to a firm cock ring, for anal stimulation coupled with erection enhancement. Each weighty ball is smooth and seamless, tethered by a strong silicone cord. Non-porous and body safe, the silicone material cleans easily and is ideal for long term wear. The cock ring is thick and effective, with a slight give while remaining strong, so you can stay harder, longer. Measurements 12 inches in total length. Cock ring 1.75 inches in diameter. Anal balls 1.5 inches in diameter, 6 inches insertable length. Materials Silicone, metal. Color Black.