Our accessories are made with the same meticulous detail as our technical mountain gear. Because every piece of equipment Black Diamond is essential, whether it's for trekking in the mountains or facing everyday life.FeaturesGrid back fleece technology to improve warmth to weight ratioGrid back polyester stretch Polartec Powergrid fleeceRegularWeight: 31 gCountry of Origin: El SalvadorMaterialsPolartec Light Weight Power Grid Fleece (90% Polyester, 10% Elastane, 119gsm)