TRM Men's Icon Windproof/Water Resistant All-Seasons 1/2 Zip Windshirt (5 Color) 100% Polyester 1/2 Zip short sleeve 5 colors, S to 4XL Sizes Windproof Water resistant All-seasons microfiber polyester Two side zippered pockets Contrast panels Adjustable drawstring bottom with cord locks Custom fit (Icon) Tri-mountain