The Harwood provides exceptional warmth, security, and comfort for the modern traveler. The 1/4 zip style is made from an ultra-soft, mélange fabric with knit-in hexagonal quilting. Jersey sleeves and side panels promote freedom of movement for active explorations. A low-profile, zippered welt pouch pocket safely stows your passport or phone. The warming factor comes from innovative S° Warm IR reflection technology, featuring ceramic particles in the fibers that provide a thermal boost by reflecting body heat via infrared radiation back to the skin.