Rimba toys - geneva - kegel balls training set - blackthe geneva set contains 3 different kegel balls with gradually increasing weight, designed to strengthen the pelvic floor muscles. Effective kegel exercises improve vaginal health, resulting in increased libido and sexual satisfaction. Each bowling ball is equipped with a silicone cord for easy removal of the ball after use. Start by carrying the ball with the lightest weight (46 grams), learn how to press and hold the ball in the vagina for 2 seconds in 10 or 20 sessions. Exercise frequently and slowly increase the exercise duration to the first 5 and later 10 seconds. Switch to a heavier ball (77 grams) and work your way up to the heaviest ball (107 grams).Available In black, purple and pink.Dimensions:ball 1length: 137 mmdiameter: 36 mmweight: 46 gramsball 2length: 160 mmdiameter: 28 mmweight: 107 gramsball 3length: 172 mmdiameter: 32 mmweight: 77 gram