Ideal as a thermal layer when using the layering principle, to keep the core of your body warm. The extremely light Rime Light Vest fits snugly to the body thanks to its stretch insulation and side inserts made from elastic PolartecA(R) Power Grid(TM) fleece. The PertexA(R) Quantum Air lining makes the vest wind-repellent as well as particularly breathable, extremely light and compressible. When you don&&';;t need the jacket, you can easily stow it away in the included bag - the Rime Light Flex can go with you everywhere. Details:- Suitable for : Mountaineering, Ski Touring, Hiking Item number : 1013-02170 Denier (main material) : 20Dx20D Weight : 245 g Cut : Athletic Fit Features:- Woven main material made from 20-denier nylon Filled with 40 g/m^2 OTI Stretch insulation for optimum heat retention and enhanced freedom of movement YKK VislonA(R) 2-way zipper for smooth operation 2 backpack and climbing-harness-compatible zipper pockets Elastic hem for better fit Can be stowed away in side pocket