Silicone Vaginal Tight Exerciser Burmese Ben Kegel Ball is a very satisfying sex toy for women. Mainly the kagel ball part is very orgasmic with many functions. It is made of silicone which is safe to be used as a sex toy in the most sensitive part of female body. The size of this product is 17.5*3.5*4.5 cm. The weight of this product is 40grms. It is fully waterproof as well.