The vibrant OTO ring makes your erection more intense and durable, delivers powerful vibrations, and can be used solo or with a partner. Use the ring downward to stimulate the scrotum, or upward to stimulate your partner's clitoris during play. The OTO features 20 speed settings from intense to smooth and is completely odorless and waterproof. The ring is made from soft, silky silicone with a perfect ergonomic shape. You can enjoy up to two hours of play on a full charge. Silent Material: Medical-grade silicone Weight: 41 grams Charging time: 2 hours (USB rechargeable) Battery type: Lithium 20 vibration speeds Fully charged in two hours with strong performance runtime of 65 minutes
