The Rebar® Foundation 14 Zip Shirt has a slightly tougher exterior than the inside, which is nothing but the softest brushed jersey. Inside and out, it's perfect for layering under a hoodie or jacket. Rebar Foundation 14 Zip Shirt Product Features : 0 : ClimateTEK™ dynamically responds to your body temperature to keep you cool when things heat upMoisture Movement Technology™ helps keep you dryGreater Arm Mobility™ lets you move freelyStain repellent, 1 : Long back hem helps keep you covered while you bend and stretchQuarter-zip front, 2 : Reinforced chest pocket Men's Rebar Foundation 14 Zip Shirt in Charcoal Heather, Size: Large_Tall by Ariat