Double-Happiness-34-and-1-Stainless-Steel-Ben-Wa-Kegel-Balls4-Ball-Set

These hypoallergenic stainless steel balls are solid core balls. One pair is Medium pair 3/4 inch diameter, weighing 2.5 ounces. One pair is larger 1" diameter, 5 ounces in weight. This Medium/Large set is good for women who have not given birth. These balls are made in the USA of hygienic stainless steel. They are easy to use and easy to clean. Doctors recommend Kegel exercise to tone and rejuvenate the pelvic muscles.