This set includes heavy spherical rings made of silicone and is connected with a firm penis ring, offering regenerative stimulation combined with enhancement of erection. Each spherical ring is smooth and seamless, connected with a durable silicone cord. The silicone material is non-porous and body-safe, cleans easily, and is ideal for long-term use. The penis ring is thick and effective, offering slight elasticity while remaining strong, so you can stay tighter for longer.