Thermos and drinking bottles from the Swiss quality brand Sigg are suitable for use in the most extreme conditions. This makes the bottles very suitable for use during exercise but also on survival adventures. The bottles are of excellent quality and have a long life. Also, Sigg bottles are very user friendly so you can enjoy your Sigg thermos flask for years to come. Have a look at the entire range above, or look more specifically at our great range of Sigg water bottles here!