SVAKOM Nova Kegal Vaginal Relaxation Improving PC Muscle Exercise Ball Set - SVAKOM Nova Kegal Vaginal Relaxation Improving PC Muscle Exercise Ball Set is made of silicone which is 100% waterproof. According to the kegel exercise theory, we designed these exercise courses especially to help those who have a loose vagina after giving birth. Three sets of Nova kegel balls have three gradual increased weights for different exercise needs. Effective kegel exercise helps to strengthen woman's PC muscle, improving health while bringing sexual benefits and satisfaction. For daily exercise or postpartum recovery, SVAKOM Nova Kegal Vaginal Relaxation Improving PC Muscle Exercise Ball Set are the perfect choice for you. @vday2020-49