This sublime performance jacket, finished in an advanced 4-way stretch fabric, with a pinsonic technique on the elbow, waterproof zippers, and Descente's unique minimum pattern S.I.O 1, offers a luxurious look and feel. With its tailored fit, it exudes perfection. 1 A unique paper pattern technology that factors in material characteristics and sewing specifications, and allows fewer seams for improved comfort and greater mobility.