102230 - M Force Extremes Gilliam Jacket Regulate your temperature with amazing Force® performance, powered by 37.5™ Technology. The performance never washes out of our fastest-drying insulation and lining. Four unique, mesh zippered pockets for ventilation are built to spill heat and cool you down when opened. Wears great on its own or under a Storm Defender® jacket. 1.75-ounce, 100% nylon Cordura® shell • 37.5 polyester lining quilted to 100 gram 37.5 polyester insulation • Mock neck collar • 2 chest patch pockets with snap closure • 2 lower -front zipper pockets • Zippered underarms for ventilation • Carstrong® reinforced sleeve hem and bottom hem • Hook and loop adjustable cuffs • Drawcord adjustable hem • Two inside pockets • Triple-stitched main seams for durability • Back Length: Large Regular: 29 inches; Large Tall: 31 inches