Microbeads, seen on labels as Polythylene, Polypropylene, Polythylene Teraphthalate and Polymethyl Methacrylate act as exfoliators in personal care products. These tiny pieces of plastic go down the drain and into our lakes, rivers, and oceans — by the billions every day. They absorb toxins in the water, are eaten by marine life and can make their way up the food chain all the way to our dinner plates!