Merino wool fibers have long been known to provide natural temperature regulation, rivaling synthetic fibers. The Merino Active Beanie has a relaxed fit and relaxed cuff, but don't let its casual look fool you: with 56% ethically sourced merino wool and sweat-wicking technology, it's ready to perform whenever you are. are. With 360° reflectivity, you're sure to be seen, and when a beanie looks this good and feels good, you'll want to be.