Description Windproof yet highly breathable. Warm yet lightweight. THE ONE features KUHL's temperature regulating Aeroknit technology with our exclusive Mikro Air fabric that is water-resistant and stretches. The only ONE you will want.Product Features:AeroKnit insulation for premium comfort and warmthSuperior stretch for freedom of movementKnit underarm gussets for temperature regulationMikro Air Stretch fabric is sleek, soft and water-resistantArticulated patterning with an athletic fitInternal bottom hem drawcord for a custom fitCenter Front Zipper Length: 28"Product Fabric:Mikro Air Stretch | 100% Nylon Taffeta | PFC Free DWR | 54 GSM69% Nylon, 31% Elastane | 200 GSMApproximate Garment Weight: 320 G | 11.3 oz.INSULATION: AeroKnit | 100% Polyester | 110 GSM