Strengthen the pelvic floor muscles with this My Viv Pelvic Floor Training Set. Made with body-safe silicone, the tapered shape of this three-piece Pelvic Floor Training Set is ergonomically designed for comfort. Strengthening the vaginal muscles can increase sensation during sex, as weak pelvic floor muscles can sometimes impact the quality of pleasure you experience during sex. My Viv Pelvic Floor 3-piece weight set is made with soft silicone and ergonomically designed. Weights: - 40g - 60g - 80g