The Swiss Military Digital Vacuum flask is a great corporate gift for customers and employees especially if they are health conscious. It can also be part of the employee onboarding kit. The flask is sleeky and trendy. It has double-layer vacuum insulation and it is made of stainless steel. It can keep liquid hot or cold for up to 6-8 hours. There are HD sensors, and an LED touch screen in the cap lid to check the temperature of the liquid. The flask has a wide mouth so that it is easy to drink and also to clean the inside of the bottle. The temperature sensor will make the cold drink cool and warm drinks warm for 6 hours.