Grayl Geopress One-Way Drink Mix Valve Arcade Belts Length (S): Front 22” /

Length (S): Front 22” / Back 21

Scale: 1:42

ideal for exploring nature at night

INSEAM: 10"

Integrated BioStretch seams

Grayl Geopress One-Way Drink Mix Valve Arcade Belts Length (S): Front 22” /Description Features Specifications A feature no other drink thru filter bottle can deliver, the GeoPress One Way Valve allows electrolytes and sport drink mixes to be added to clean purified water without compromising the integrity of the filter. Give your GeoPress a boost! In April of 2023, Grayl redesigned their Cartridges to accommodate a One Way Valve. It's a significant upgrade that includes a new "core" plus "flow channels" making it possible