Hydro Pro is the name Evoc has given to this hybrid of a sophisticated hydration pack and a well-ventilated vest. It is designed to ensure optimum hydration during stage and enduro races or summer after-work rides. The hydration pack was specially developed for sporty cycling and is available in two volume variants (1.5 l and 3 l). There is space not only for the hydration bladder, but also for smaller valuables.