The Rhino Mug is the perfect way to stay hydrated and stylish on the go. It's made with durable 18/8 stainless steel and features a soft matte finish with a durable powder coat. The double-wall vacuum insulation keeps your drinks cold for up to 11 hours and hot for up to 7 hours, so you can enjoy your favorite beverage no matter where you are. • Includes one Rhino Mug with a clear lid and a reusable straw • Double-wall vacuum insulation keeps drinks cold for up to 11 hours and hot for up to 7 hours • 18/8 stainless steel, BPA-free • Soft matte with a durable powder-coated finish • Screw-on clear straw lid with seal and a locking flip closure • Strong and durable handle • Reusable straw • Easy to clean, dishwasher safe