Experience a deeper, more satisfying connection for you and your partner with the powerful Link Up Optimum. The dual-density stimulator ring delivers intense pleasure with 10 powerful vibration functions, added Ultra-Soft textured support ring and one-of-a-kind seamless design. Indulge personalized pleasure by cycling through each of the 10 powerful vibration functions. The sleek seamless ring design with powerful dual motor stimulator is sure to send you and your lover spiraling into pure ecstasy. The additional Ultra-Soft silicone cock ring is made to elevate pleasure by increasing stamina, sensitivity and girth with a rubbed texture and tight squeeze. Look forward to an maximizing the pleasure experience for you and your partner while the dual ring combination holds tight. Men can enjoy increased sensitivity, stamina and girth with an explosive ending. While you ladies enjoy your man's increased stamina and girth, the hands free shaking will send you spiraling towards a wonderland of pleasure. Embrace your lover in the bedroom, bath or pool side and get playful with over an hour of waterproof pulsations. Recharge pleasure and get back to playtime in only 45 minutes with the provided charging cable. This astonishing ring knows exactly what you want by using a state-of-the-art memory chip to pick up on the last function used. Material: Silicone. ABS USB Rechargeable – cord included. Charge Time – 45 minutes Run Time – 45 minutes on high speed. 65 minutes on low speed. Waterproof Dimensions: Overall USB Ring – 2.75 inches x 2.75 inches Inside Diameter of each ring is 1.5 inches One Year Warranty.