Fabric: The perfect throw-on-and-go option for any event this machine washable 1/4-zip sweater features natural Merino wool and an eye-catching birdseye pattern. 100% extra-fine Merino wool Machine washable for easy care Fully fashioned throughout 1x1 rib neck cuffs and hem 1/4-zip cadet collar Antique silver zipper pull with Brooks Brothers logo