Maia Toys the colour of erotica. Maia Toys Marcia Silicone Kegel Balls Neon Crimson SB1 these silicone Ben Wa or Kegel Balls possess a smooth finishing for non-stop erotic movement. They're covered inside a smooth soft medical grade which enjoyment is assured with the one you love or solo fun. Made using RoHS compliant materials: 100% top medical grade Silicone. Size: 20mm. The traditional Chinese Ben Wa Balls! Simple to use. Insert and rock for that orgasm of the existence. The millennium finished balls don't vibrate within the conventional way but instead through the natural kinetic energy produced from your movement. Any movement you are making will be sending shock waves of pure delight coursing using your body. For Kegel exercise. Women's reproductive health. Kegels, or PC muscle exercises, are the simplest way to make sure and keep your reproductive health. Strengthening your pubococcygeus muscle, your pelvic floor muscle, creates more serious orgasms, more sexual control, better urinary incontinence, firmer erections and prostate tone. Phthalate Free. Always clean pre and post use. Produced in China