The Kegel Ball Workout Set is perfect if you want an effective yet simple way to tone your pelvic floor muscles. This set features two Kegel balls of different size specifications to help tone and strengthen your pelvic floor. The first Kegel ball has an insertable length of 1.5 inches and a girth of 4.25 inches at its widest point, a weight of 60 grams and has a steel ball inside which “jiggles” when you walk around. This pleasant jiggle movement provides fantastic sensations while also giving you a mini workout simultaneously! The second Kegel ball has an insertable length of 3.5 inches and a girth of 4.25 inches at its widest point. It features two balls attached to each other and weighs 90 grams; both of the balls have the jiggle movement so it amps up the pleasant sensations but also increases your requirement to clench thus giving you a great pelvic floor muscle workout. Each Kegel ball has a handy loop that makes it easier to remove when you are finished and they are both made from a silky soft silicone material, which is pleasant against the skin and are also easy to clean.