Copco BPA-Free Double Wall Insulated Cold Beverage Travel Tumbler with Straw, 24-Ounce, Red Durable, BPA-free plastic construction; double walled insulation keeps drinks hot or cold and won't sweat Reusable straw stays put and keeps drinks perfectly mixed thanks to a wide base Quarter-turn lid sealing mechanism Holds 24-ounces Dishwasher safe; hand washing recommended