HIGH QUALITY STAINLESS STEEL THERMOS FLASK is made of high-quality stainless steel.This high-quality steel flask keeps the liquids safe for consumption over a longer period, so it's ideal for regular use as well as during travel. Moreover, it is durable, trendy and easy to clean. Cleaning this stainless steel flask is a breeze.The flask does not sweat or leave behind wet rings on the surface. Plus this Thermosteel duo deluxe is vacuum insulated which maintains the temperature of the liquids and prevents them from reaching room temperature. Serve Anything from a Hot Soup to Chilled Water to Cocktail Drinks to Ice Tea .You can easily carry this bottle in your tote or satchel for daily use. As this 400 ml Thermosteel flask keeps your hot or cold drinks insulated, it's a great way to take your drinks along to office or to the gym. Treat yourself with some hot and sumptuous home-made soup or cappuccino on the go.Sip on fresh fruit juice at the gym or ice-chilled water if you are travelling on a hot sunny day. Simply carry this  flask wherever you go and stay hydrated all day long.