Acacia Fraternity Beanies Rep Acacia Fraternity with an officially licensed embroidered beanie — built for brotherhood, made for cold-weather rush and everyday wear. Details: 100% turbo acrylic knit, one size (unisex, approx. 12″ / 30 cm), hand wash. Embroidered Acacia Fraternity design, officially licensed. A favorite for Acacia Fraterni