Perfect for iced coffee, water, soda and any other drink you love, this travel cup ideal for anyone on the go! This 16 oz. tumbler features double-walled clear plastic, a straw, lid and vibrant LED lights built in that put on a dazzling show with your choice of three different light functions. Three AG-13 batteries are included, installed and replaceable. For best results, hand wash only. Each cup is customized with an imprint of the RAK logo to create a memorable gift.