Hydrapak 28mm Filter Kit Cycling The Arc-series is built on

The Arc-series is built on the Silva Jet 2

All other colors come with (2) Small and (2) Large patches

250ml soft flasks

(500 mL) of water that has less than 40 mg/L calcium content

Flexible lime green non-slip arms

Hydrapak 28mm Filter Kit Cycling The Arc-series is built onAccess potable water anywhere. Our unique and versatile 28MM inline filter threads directly onto popular 28MM opening bottles and flasks and is equally easy to install in any of our reservoirs and caps with a Plug N Play connect system. This versatile connectivity makes our filter a great backcountry water treatment solution whether you are squeezing your water from a Stow into another bottle, gravity filtering your water out of a Seeker or Pioneer