Features of the Icebreaker Men's Westerly Long Sleeve Hooded Pullover Quilted MerinoLOFT for lightweight warmth Recycled nylon content for durability Merino lining for warmth Adjustable hood with drawcord Hand pockets Packable into included Merino stuff sack / travel neck pillow Extended side zipper for easy Fitting Fabric Details Main: 52% Recycled Nylon, 48% Nylon Lining: 100% Merino