Slim fit silhouette Stand collar neckline Sleeveless Concealed secure-zip hand pockets Stows in chest pocket Thermoball eco insulation for warmth even when wet 2x2 quilted pattern The slim-fit Women s ThermoBall Eco Vest 2.0 features an innovative quilting pattern and advanced insulation for lightweight warmth, durability and packability. It s also made with 100% recycled fabrics and fill, because gear should be tougher on the cold and easier on the planet.