Effective training for advanced users. This set consists of three heavy love balls and helps you enjoy more through muscle tightening. The C03 Duo set is well-suited for advanced love ball users. For beginners, we recommend the Satisfyer love balls C02 or the Satisfyer love balls C03 Single. Thanks to the ergonomic shape and soft silicone, the Satisfyer Balls can be easily inserted. The retrieval cord is barely noticeable and makes removal after use easier. The ball will help you strengthen your vaginal muscles. Training with these love balls will strengthen your pelvic floor, potentially leading to more intense orgasms. These results have already been confirmed by various doctors and gynecologists. You can experience this special workout at your convenience. The small balls are silent and can be used whenever you like. The love balls can also be used for bladder weakness or postpartum to aid in recovery and strengthen the pelvic floor muscles. These love balls can also be used with lubricants. However, make sure to only use water-based gels, as silicone-based products can damage the material.