The insulated Override Vest is a technical mid layer with exceptional breathability and added warmth for chilly days. The performance-focused materials provide excellent comfort without introducing so much airflow that body heat escapes. The result is a highly breathable mid layer suited for physical activity or everyday wear. High performance breathable mid-layer Ideal for layering under GORE-TEX shell 20D ripstop nylon shell fabric is lightweight, breathable 3M(TM) Thinsulate(TM) insulation Stretch fabric chassis for comfort and mobility DWR treatment for shedding water Breathable moisture wicking lining 3M(TM) Scotchlite(TM) Carbon Black reflective Lightweight insulation is highly compressible, hypoallergenic, highly water resistant for warmth when wet 2 Zip hand pockets 1 Zip chest pocket Inner zipper draft flap Low profile adjustable bottom hem Zipper garage for next-to-skin comfort YKKA(R) zippers