You won't just be chasing "rainbows" with the 16 oz. Roy G. Biv tumbler! Inspired by the most colorful natural arc of spectral color, the rainbow, Roy G. Biv drinkware offers a variety of colors. Featuring a ribbed design for easy gripping, a unique thumb-slide spout and push-on lid, this BPA free giveaway measures 8" H x 2.75" D and is packaged in an individual polybag. It's perfect for any business, project or event!