Artiart Ostrich Suction Mug

BPA Free & Non Toxic. Capacity: 400 ml. Material: Inside steel, Outside Plastic. Suction Technology. Temperature Retention for up-to 2 hours. The Ostrich Suction Mug is specially designed with a double layer interior that allows it to retain the temperature of the drink for longer hours. It also keeps the exterior of the product safe without reflecting the effect of inner temperature on the exterior layer.