Never backing down, especially backcountry, the Turbine Men's Breaker Jacket uses breathable, 10K WPB laminated poly-matte fabric that treated with DWR for serious winter-season protection. Packed with 100g of warm insualtion and critcally taped at the seams to block out the elements, underarm vents allow convenient airflow when things heat up, plus a removable zip hood provide essential coverage in all cold-weather conditions.