Set consisting of one love ball (uniform) + one love ball (double). these are chinese balls for strengthening the pelvic floor muscles. they are ideal for after childbirth, for urinary incontinence, etc ... the weight of one ball is 34 grams and the weight of the two joints is 74 grams. made of high quality medical grade silicone, 100% soft and silky, submersible in water and very discreet and quiet! No one will notice that you are wearing! Your little inner balls move when you move, causing contractions of the pelvic floor. mix and match weights to gain strength over time. in not too long you will improve your orgasms and explore sex with chinese balls. this way you will gradually achieve longer and more intense orgasms. start doing this for a few minutes a day. you will gradually work through these times until they are used 3 to 5 days a week for 20 minutes a day. do not use during menstruation or pregnancy.