These smart balls enable you to train your pelvic floor muscles during everyday activities. The Smartball Duo trains the sensitivity of the inner muscles, strengthening the pelvic floor muscle. Smartball Duo features two balls and is ideal for anyone who has already trained with . Muscles that are back in shape promise more sensation during sex. An ergonomically shaped finger hollow allows for gentle insertion and a woman can go about her usual activities without interruption and simultaneously be training diligently. Smartballs are hypoallergenic, gentle to the body and include a flexible silicone retrieval band. Always use a  with the Smartball Duo.

• 100% Seamless Design
• 100% Medical Grade Silicone
• Smartballs do the Kegels while you are in motion
• No need to squeeze
• Made in Germany

Available in White/Grape, White/India Red, Raspberry/Black