The Castelli Squall Shell jacket is designed to be taken with you on days when it looks like it might rain, yet it is lightweight and foldable so you can carry it on every trip just in case. This jacket is engineered to keep you dry in the event of rain or to ward off the chill when descending from the mountains. It features a lightweight construction for easy folding. The 2-layer stretch fabric with a waterproof membrane and sealed seams. A reflective band on the back for increased visibility and elastic at the wrist and waist to prevent the ingress of water and cold air.Features:Lightweight construction for easy folding2-layer stretch fabric with waterproof membrane Sealed seams Reflective band on the back for increased visibilityElastic at the wrist and waistFit: RegularWeight: 94 gWaterproofWindproofTemperature range: 4-8 ºC