When you're sprinting along the trail and working up a sweat, Odlo's Performance Light Fabric will adapt to you, providing lightweight breathable comfort.The ventilation zones are perfectly positioned, allowing the heat escape to keep you cool and dry during any activity.ODLO's Performance Light fabric Organic body mappingFreedom of movementIntegrated ventilation zones - for breathability Enhanced moisture managementVersatileFabric: 63% Polyester / 33% Polyamide / 4% Elastane