The balls can be used both as a tool to strengthen pelvic muscles and as a vibrating sex toy (by switching on the vibrations).
Seven (7) vibrating modes. Comes with remote control whose tip could be used for increased pleasure by stimulating the clitoris.
For the greatest pleasure and comfort, use with a good quality, water-based lubricant.
Easy to clean with antibacterial soap and warm water.
Made with medical-grade silicone.