Designed as a classic, all-around baselayer, the Patagonia zip neck pullover features a smooth face for easy layering and a diamond-grid pattern on the inside for warmth and breathability. This top features a dark blue/purple geometric "Aztec" style print.  Material: 100% recycled polyester with hollow-core yarns. Design: 1/4 zip neck, raglan sleeves, and flatlock seams to minimize chafing. Technology: Treated with HeiQ® Pure odor control and provides UPF 50+ sun protection. Use Case: Ideal for high-output activities in cold weather, such as skiing, hiking, or running.