CFOOW pelvic floor trainers are designed to strengthen your pelvic floor muscles through kegel exercises. Made of soft, body-safe silicone, the set of five balls provide increasing resistance for all skill levels. Whether you're just starting your training or looking to take it up a notch, there's a ball for you. Simply insert the ball and contract your pelvic floor muscles to hold it in place. Over time, your muscles will tighten and you'll gain better control. Regular use can help prevent issues like incontinence and prolapse that many women experience as they age. Take your health into your own hands with this doctor-recommended set and feel more confident every day.