ST Rubber released the TrainBalls Gym Set by MINDS of LOVE. It contains five stimulation balls with different weights (30g, 40g, 60g, 85g and 110g). Due to the different weights, the set is suited for the training of the pelvic floor musculature. Customers can begin the workout with the lightest weight and gradually increase the workout. The balls are easy to remove by a return strap, hygienic and easy to clean. Material: phthalate-free silicone and steel balls in the interior of the balls. Application instructions are enclosed with the packaging. Available now at ST Rubber.