Lifeventure thermal mugs are made the same way as their flasks, a thermal induced vacuum between the steel walls keeps drinks hot or cold for several hours There is a useful space under the screw off lid for stashing teabags. Made from high quality stainless steel with durable lacquered finish & an easy to clean screw-on lid. Finished nicely in deep colours and lacquers. Capacity: 300ml Dimensions: 65 x 65 x 160 mm Weight: 300g