* this jacket is European sized, and would be most compatible with a US 4-6 Windproof, warm, quick-drying, light and packable, so the jacket can be used for (almost) every outdoor activity. Jogging, trail running, mountain biking, cycling, hiking, mountaineering, climbing, ... to name just a few of them. It is very light, windproof, tear-resistant, very breathable and can be packed very small..... outstanding features for those who want to achieve the maximum with minimal weight and luggage. The microfleece lining in a waffle look ensures warmth and pleasant wearing comfort directly on the skin. It quickly transports moisture away from the body and stores heat optimally due to its structure. The softshell inserts made of EXOlite I under the arms create the unrestricted freedom of movement that movement-intensive sports such as climbing require. Should it get draughty or start to drizzle, the helmet-compatible hood protects against wind and light rain. stowed in the collar, it is not noticeable at all.