GU teamed up with their neighbours at Hydrapak to design a customised soft-flask with a high-flow nozzle to make fuelling for long efforts more convenient and less sticky. The Flask and includes marks on the back to measure your fuel.
- 150ml / 5.1 fl oz
- Holds 5-Servings of Energy Gel
- Servings marked on the back to measure your fuel.
Fill it with Energy Gel from our new 15-Serving pouches, fuel with it, and reuse it!
