Power Balls- A set of 3 large-sized Chinese balls of different weights for gradual training of the pelvic floor muscles. It is recommended to walk around with the ball for 15-30 minutes every day as each month progresses to use a heavier ball, we will start with the blue ball(60 g) then the pink one (75.6 g) and finally the red ball (91.6 g). Strong pelvic floor muscles can help improve your and your partner's sex life and increase pleasure, in addition they help prevent urinary incontinence (especially recommended after childbirth.