Windproof yet highly breathable. Warm yet lightweight. THE ONE™ features KÜHL’s temperature regulating Aeroknit technology with MIKRO AIR™ fabric that’s water-resistant and stretches. The only ONE you’ll want.FeaturesSlimmer than our regular fitWe recommend sizing up if you're between sizes or prefer extra roomSpecs MIKRO AIR STRETCH 100% Nylon, Taffeta C6 DWR 1.6 oz./sq. yd. | 54 GSM AERO KNIT 82% Nylon, 18% Spandex 6.1 oz./sq. yd. | 207 GSM Insulation: 100% Polyester | 110 GSM Body Fabric: Extremely soft MIKRO AIR™ STRETCH is lightweight, water-resistant and durable. Nylon Interior Aeroknit - Premium Polyester: Open knit construction creates air pockets for temperature-regulating warmth & unmatched breathability. KÜHL exclusive knit insulation to keep you warm and dry