Passionate nights of partnered pleasure intensified with the Smart Vibe Series. Although iroha has been dedicated to the fulfillment of women's self-pleasure, the smart vibrating ring, iroha SVR, was created for couples in order to create deeper moments of partnered communication. Compact, yet powerful, the colorful iroha SVR brings pleasurable moments to you and your partner anytime. Specially designed for a natural fit, the Smart Vibe Ring from TENGA is elegant yet extremely powerful. Enhance the sensations of partnered pleasure, for the ultimate addition to your sex life. The SVR is a high-powered, quiet, rechargeable and waterproof cockring with an elegant design for no-nonsense, serious pleasure. Give your fingers an extra boost in sensation. Place on the shaft to share the pleasure 5 Vibration strengths and 2 rhythm modes Powerful motor lasts 60 minutes Charges in 60 minutes Place on the shaft to share the pleasure Waterproof up to 50 cm (easy to clean and usable in the bath) Charging lamp turn on when charging FDA approved body-safe silicone with durable stretchiness (ring diameter 31 mm at rest) Compact and light USB charging cable Travel case User manual Size: (D W H mm): 16 38 90 Weight (g): 25 Materials: Body: Body Safe Silicone, ABS, Li-ion Polymer Battery (Li-Poly) Travel Case: PP