The Merge is made from a premium performance fabric that offers remarkable comfort and optimal warmth. The exterior is wind-resistant and features four-way stretch for easy mobility and protection from the elements. Details & Fit Men's 100% polyester front and 87% polyester / 13% Spandex back jacket 40G insulation with 87% polyester / 13% spandex back and sleeves Classic Fit Four-way stretch, wind-resistant, easy-care Machine wash cold with like colors. Tumble-dry low. Do not Iron. Do not dry clean Imported