An efficient mid-layer for fast-moving activities.We designed it to adapt to your intensity level in diverse weather conditions.It´s made out of Polartec® Power Wool™, a patented bi-component knit with a soft, moisture-wicking merino wool interior and a durable synthetic exterior that transfers moisture to the outside.The body-mapped construction enhances breathability in key heat zones.You´ll also discover a snug hood that fits under your helmet.