The Montbell Tachyon Hooded Wind Jacket is a gossamer thin 7-denier nylon wind jacket with a 1-way adjustable hood, a full-length front zipper, two handwarmer pockets, underarm vents, and a stow pocket. It provides highly breathable ultralight wind protection that is ideal for hiking and backpacking, particularly in windy mountainous terrain. It weighs 3.1 oz in a size XL and is made with 7-denier Ballistic Airlight nylon ripstop (water-repellent finish). It has two handwarmer pockets and an adjustable hood. This item has been barely used.