Material: 18/8 St. Steel, made with 304 kitchen food grade St. Steel, so they are puncture and rust resistant. Copper coating, double wall vacuum insulation to keep cool drinks cold and hot drinks hot until last sip. Dishwasher safe, Lid: Shatter resistant dishwasher safe smooth safe sliding lid. Powder coated finish body. Available in Charcoal grey and St. Steel. Size: 17.5 H x Ø 8.5 cm