Squeeze, squeeze, squeeze your way to stronger kegel muscles, increased erotic control, and your most powerful orgasms ever with this versatile kegel training set. Choose the level of your workout with two included trainers. Warm up with one single weighted ball, or go right for the duo ball set for an extra stimulating challenge. Each trainer is crafted from creamy silicone around a smooth weighted ABS ball for maximum glide and comfort. Set of two kegel trainers. Creamy-smooth silicone cradles with ringed retrieval cords . Weighted ABS plastic balls feel so firm and smooth. Single ball trainer: 3.78” long, 1.3” wide, weighs 1.66 oz. Duo ball trainer: 5.47” long, 1.3” wide, weighs 3.16 oz. Remove balls for easy cleaning. Phthalate & latex free. Waterproof & submersible. Five Year Warranty.