Backpack specialist Gregory has partnered with Swedish ingredient brand Polygiene to bring Polygiene StayFresh™ technology to backpack carrying systems. It is applied to the Baltoro/Deva and Katmai/Kalmia trekking as well as the lightweight Focal/Facet and the Border Traveller travel backpacks. Polygiene StayFresh inhibits the growth of odor-causing bacteria in the ...