Thermobag from Deuter
If you don't want to do without a sufficient supply of warm drinks when cross-country skiing in winter, for example, you can pack a hydration bladder in the Streamer Thermo Bag from Deuter.
The 120 gram lightweight insulated bag holds hydration bladders of up to three litres and comes with the Streamer Tube Insulator, which protects the tube and drinking valve from freezing.
PLUS Good insulation, lightweight
MINUS only available as a 3-litre version
Price 15 Euro each
Reference/Info www.deuter.com
