This Thermos Stainless Steel King Flask combines a retro design with maximum performance due to its double wall insulation that will retain hot and cold temperatures with ease. Hot and cold drinks will keep their temperature for a full 24 Hours. It is cool to touch when containing hot liquids and sweat-proof with cold liquids. It features a twist and pour stopper allowing you to pour without removing the stopper for ease and safety. The insulated lid doubles as a cup so you can sit and pour a drink any where. The flask is hardwearing due to stainless steel interior and exterior.