T-shirt Marvel Variant L1130, Patagonia have designed this robust layer in a double-sided polyester fleece; offered with an anti-pilling finish for the most comfortable, long-lasting style around. Keeping you warm without overheating, this insulating collar is perfect for keeping out the wind. With a stand collar and zip closure, this dependable style is rounded out with Patagonia’s iconic brand patch sitting neatly at the chest.