This fun straw tumbler is perfect for on-the-go. Fits perfectly in most car cup holders, it is made for hot and cold drinks as well. Fill with hot chocolate on a cold winter day or take it to a pool in the summer. This dual-walled travel mug fits perfectly in your hand with no pesky condensation when used with cold drinks and not too hot to handle with warm drinks. Holds up to 24 fluid ounces.