8ight couples ring by Fun Factory, the ring with two openings. The ring can be worn as a cock ring at the base of the penis or put around a vibrator. Stimulates the clitoris or perineum, depending on how it's been put on. Can be used with or without stimulation bulb. The flexible material ensures the ring can be removed very quickly. The 8ight couples ring is made of durable silicone and does not lose any elasticity.