With the practical  Austrian Air Force® stainless steel thermos flask you can quench your thirst on the go, whether at work, during sports or in your free time. The simple bottle with the Austrian Air Force® logo  is made of double-walled stainless steel and keeps drinks warm for up to 12 hours and cool for up to 24 hours - so you can enjoy your favorite drink on the go. The bottle is BPA-free and helps avoid disposable bottles, so  your health and the environment are not neglected either.