Under Armour Men's Storm ColdGear Infrared Porter 3-in-1 Jacket 100% Polyester Imported Lightweight woven fabric delivers superior comfort & durability 10K/10K rating Fully taped seams & 100% waterproof, breathable ArmourStorm construction keeps you dry inside & out Signature Moisture Transport System wicks sweat to keep you dry & light Adjustable hood, cuff & hem construction