Pelvic toning is made easier and quicker to achieve by using these Fifty Shades of Grey Beyond Aroused Kegel Ball Set. Exercising any muscle group should always be carefully considered, so with that in mind these 6 different weight combinations with each ball varying in weights, 15g, 25g, 35g and 55g for progressive training, you will find a suitable one for you and change balls accordingly as and when it suits you. Made from silicone, this material is perfect for your sensitive needs and not only looks great but feels good too.