Vacuum insulation keeps your drinks hot or cold for hours! Double-wall vacuum insulation keeps your drinks hot or cold for hours. Easy drinking with leak-proof lid. High-quality, food-grade stainless steel. 16 oz. capacity when filled to the rim. 8-1/4"h x 2-3/4"dia. Imprint area 2-1/2"w x 1-1/4"h.