Features:
[Handle Design] - Portable handle design for easy carrying
[Leak-proof] - The lid has a built-in sealing silicone ring
[Drink design] - Direct Drinking
[Double wall vacuum insulation] - Pouring boiling water into it will not burn your hands
[Keep warm and cold] - Hot water keep up to 12 hours / Cold water keep up to 24 hours (depend on the room temperature).