Laser Engraved 30 oz. YETI Rambler Tumblers are stainless steel, double wall vacuum insulated. Keep your drinks ice cold or hot longer and is easy to clean. The YETI Tumblers come with a mag slider lid that lets you see how much drink you have left. We can also engrave other brand tumblers that are shipped to us and there would only be a laser engraving charge. 7 3/4" H x 4" Diameter.