The flask is made from robust stainless steel and comes fully featured with an insulated cap that doubles as a cup and a stopper/spout for controlled pouring. It's vacuum insulated to ensure hot drinks are kept hot and cold drinks are kept cold and has a capacity of 1.5L so you've got plenty of space to transport your drinks. Robust stainless steel flask from EurohikeVacuum insulated to keep drinks hot or coldInsulated cap that can also be used as a cupDual purpose stopper and spout for controlled pouring1.5L capacity