Our V Balls ensure a strengthened pelvic floor and more intense orgasms. The V Balls feature varying weights, making them ideal for gradually increasing with daily training. - More fun for both men and women during sex thanks to muscular constrictions - Body friendly silicone - Safe use thanks to return strap - Easy to clean - Orgasm training set: 79.3 grams (regular), 114.1 grams (skilled), 150.3 grams (advanced) - Diameter: 3.8 cm