The Devold Thermo Jacket is perfect for crisp and cool days, but also works as a layer when the weather gets even colder. The 100% Merino wool used in most of the garment is mid-weight at 14 ounces. The gusseted sides are a lighter weight wool which allows for flexibility. A drawstring waist keeps the warmth in. Extra long sleeves can be rolled down to cover the wrists and palm with a thumb hole to hold down the sleeve. Two zippered patch pockets with a zippered chest pocket. Two interior patch pockets. Contoured hem. Back length of a size Large (42) is 29-1/2 inches, weight is about 1 lb. 10 oz. Virgin Merino wool. Made in Norway.