Sleeves zip on-or-off quickly, to convert between and jacket and vestLightweight and breathable rip-stop Barrier fabric, made with 100% recycled materialDurable water repellent (DWR) treatment sheds light precipitation paired with rear upper mesh panel for ventilationTwo-way zipper allows ventilation from top or bottomDual side hem cord locks to adjust fit at waist and rear zipper pocket for storing sleeves or essential.