Silver Balls In Presentation Box are Ben Wa style balls. Multiple use weighted balls can be used in conjunction with Kegel exercises. Balls do not vibrate with batteries but rather with kinetic energy. Use for pelvic exercise by holding them in to strengthen muscles. Safe and pure for body and pleasure. Made using phthalate free, non-toxic materials Balls steel with plating, ABS plastic presentation case. Each ball measures 1.6 inches in diameter. Bulk weight 1.6 ounces. Easy to use: insert these Ben Wa balls, exercising their way to a tighter, more youthful sexual experience. Experts can experience their pleasure all day long anywhere, anyplace and can uncover a whole new realm of sexual pleasures. You never know when the mood will strike. Kegel exercises, or PC muscle exercises, are the easiest way to ensure and maintain your sexual health. Strengthening your pubococcygeus muscle, your pelvic floor muscle, makes for more intense orgasms, more sexual control, better urinary control, firmer erections and better prostate tone. Always clean before and after use plus between partners. Category: For Women, Bullets, Beads & Balls, Balls. Silver Balls In Presentation Box is a registered trademark for California Exotic Novelties. Sex toys and sexual wellness. New high resolution image added.