Laser Engraved 20 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 20 oz Tumblers come with a magnetic slider lid. We can also engrave other brand tumblers that are shipped to us and there would only be a laser engraving charge. 6 3/4" H x 3 1/2" Diameter.