Description

GU teamed up with their neighbors at HydraPak to design this handy, reusable GU Gel Energy flask with a high-flow nozzle to make fueling for long efforts more convenient, affordable and less sticky.

Features

• Reusable container allows for refilling from GU 15-serving pouches (sold separately), reducing individual wrapper trash and saving you money
• Holds 5 servings of GU energy gel
• Soft flask with high-flow nozzle
• Includes marks on the back for measurement