Travel Tumbler 500ml in Black from Kinto. The minimal design of the cap makes it easy to drink from any angle and is designed to catch ice cubes and maintain a smooth flow for hot drinks. This tumbler is vacuum insulated to prevent heat transfer. keeping drinks hot (69℃) or cold (7℃) for 6hrs. The high quality stainless steel preserves the flavour of your drinks whilst the smooth electro-polished interior prevents stains.