Norrona Senja Gore-Tex Active lightweight shell jacket is made for trail running and is perfect for any activity that gets your pulse on the rise. Norrona uses GORE-TEX Active fabric, because we believe it is the most durable and long lasting waterproof fabric (28 000 mm waterproofness) and optimized breathability (RET less than 4). The fabric in the jacket is 100% recycled 20d nylon GORE-TEX ACTIVE with the weight of 88 g/m2. It is both breathable and quick drying and the lightest and most breathable recycled 3-L from the Gore product portfolio. Main features include: A protective hood that can be packed away, chafe-free linings,zip opening to see the watch, elasticated cuffs, one hand adjustable hem. Ventilation openings in the back, zippered back pocket with a concealed belt. When turned inside out, the pocket becomes a pack to store the jacket in and attach around your waist when not in use. This jacket has a slim fit.