Weather-Resisting Insulation.The women’s NANO PUFF jacket is a lightweight insulated top perfect for bouldering, hiking and climbing. A 100% recycled DWR-treated poly shell sheds moisture and layers perfectly. Encased within brick-patterned baffles is 55% recycled PrimaLoft Gold Insulation Eco, a highly compressible insulator that stays warm even when wet. DWR coating on the lining helps repel moisture. The front zip has a wicking inner storm flap and zip garage. An inner zip pocket doubles as a stuff sack, which the whole jacket fits into. Two zip handwarmer pockets have zip garages. A drawcord-adjustable hem keeps the warmth on the inside, helped by the drop tail. PrimaLoft Gold Insulation Eco 20-denier shell 22-denier lining DWR treatment Wicking storm flap Stuff sack 2 zip handwarmer pockets Drawcord-adjustable hem Drop tail Regular fit: Neither slim nor oversized. Regular-fitting technical garments may be worn over heavier midlayers.