PNUMIOO Kegel Exercise Weights for Women - Kegel Balls for Beginners & Advanced Pelvic Floor Exercises, Silicone Kegel Balls with Vibration & 3 Weights for Regaining Bladder Control truly is a great buy. In the kit, there are a couple different options for the exercise balls. They are the perfect size and weight for beginners. This product is so elegantly packaged, the material of the balls are smooth to the touch. Overall, it's a fantastic product for the price that it is.