Our reusable Polka Dot Rice Husk Travel Cup is a durable essential to your everyday carry. Do your bit for the world and for the morning commute in classic Emma Bridgewater style. ?Sustainable alternative to plastic made from the outer shell of a grain of rice ?BPA and toxin-free, contains no melamine (or other plastics) ?Will biodegrade in 90 days when broken up and placed on a compost heap Emma Bridgewater Polka Dot Rice Husk Travel Cup Earthenware