EMSA 618501600 flask SENATOR, stainless steel, 0.50 Liter (100% leak-proof, 12 hr. Hot, 24 hrs. Cold, drip-free pouring, with cup) (household goods)
Can not say much to. Easy open, but keeps close definitely. Hot coffee in the morning and evening, pure he is still wonderfully warm. The size is perfect, it still fits into a small backpack.