Like the rest of the family, its made of soft, silky, body-safe silicone—a delight to the touch. So you can forget everything and focus on the moment, Romeri has just one button—a simple, easy button. Just press it and start enjoying. Remember to clean your toy properly with toy cleaner (F-843) and warm water, and dry it thoroughly to maximize its lifespan. Use your favorite water-based lubricant (N-506) for an extra wet experience. Features: Vibrating ring + bullet, 1 powerful vibration speed, soft, body-safe silicone, waterproof, requires 3 LR44 batteries (not included), inner diameter: 30 mm