Save the sweat for that bed room. Exercising your computer muscle using these group of three kegel weights for graduated weight training provides you with all the gain with no discomfort. Sized to support both beginners & experts. Flex Kegel features: Silicone. Waterproof. Includes Satin Privacy Pouch, 1-Year Warranty. Beginner Dimensions: 35g e or roughly 1.23 ounces1.4 inches. Intermediate Dimensions: 45g e or roughly 1.58 ounces 1.14 inches. Advanced Dimensions: 85g e or roughly 2.99 ounces 1.14 inches. 3 Kegel sets for graduated weight training. Sized to support beginners and experts. Body-safe silicone, Phthalate free. 12 months warranty