These Sphere Balls from FUCK GREEN are 100% biodegradable and made from starch-based PLA plastic. Raise the temperature in a way that's not global, it's just you. Experience wonderful stimulation as the weights shift with every movement. Strengthen and tone your pelvic muscles and improve the intensity of your orgasms while reducing the risk of incontinence! Get ready to feel like the world is in the palm of your hand. Let's make the world a cleaner place; one orgasm at a time. FUCK GREEN and save the earth.