This premium down vest is made for mountaineering but is suitable for a wide range of outdoor activities. You can use it both as a mid-layer and outer layer, making it a 4-season garment. It's made with a premium aeroDownproof face fabric to provide weather protection, lightweight and soft touch, and filled with first-class, certified down which offers excellent insulation at a low weight. The main fabric is a high-tech, windproof, and extremely light 100% recycled 7D nylon material made in Japan. It offers great packability and is durable for its weight. To achieve an excellent warmth-to-weight ratio, the jacket is filled with high-quality, RDS-certified 850 goose down (42,5g in men's L/36,5g in women's M). Key features include two hand pockets, a high and protective collar, elastic bottom hem and an exterior hang loop. The vest has a technical fit with a longer cut in the back for extra protection. To ensure an even and lasting distribution of down, It's tightly quilted.