Engineered for everyday utility and cold-weather versatility, the 686 Men's Thermal Puff Jacket delivers reliable warmth and easy movement without unnecessary bulk. A windproof shell with a water-repellent finish shields against brisk conditions, while lightweight infiLOFTA(R) insulation through the body and sleeves locks in essential heat. Integrated stretch fleece side panels and a soft fleece inner neck enhance mobility and breathable comfort, making it an ideal standalone outer layer or a seamless zip-in midlayer for modular mountain systems. Fit & Design: Full-zip front closure with a draft-blocking stand collar Fleece-lined inner neck provides soft, next-to-skin warmth Stretch polyester fleece side body panels deliver flexible mobility and enhanced breathability Elastic binding at the cuffs and LycraA(R)-bound hem help seal out cold drafts Four-pocket design includes two zippered front hand pockets and two interior stash pockets Internal audio buttonhole allows for easy headphone cord routing SMARTYA(R) 3-in-1 compatible design layers seamlessly with compatible shells Technology: infiLOFTA(R) 160g polyfill insulation through the body and sleeves offers lightweight thermal retention and loft 20D cire windproof shell fabric blocks chilly drafts PFAS-free Durable Water Repellent (DWR) finish helps repel moisture, light precipitation, and stains