This vibrating ring is the ideal toy to add a little more to your game. Made of silicone, it has 10 vibration functions. With each thrust, this additional stimulation will help please your partner in the future and provide beautiful vibrations for both of you to enjoy. Characteristics Function:10 vibration functions Power: 1 AAA battery Material:ABS silicone Color: Dark purple Pretty Love manufactures high quality products. They have a 1 year warranty on technical defects.