L.L.Bean Men’s Large Performance Running Long Sleeve Shirt, size L Men’s L.L.Bean technical performance long-sleeve shirt in a blue/green with a large black L.L.Bean mountain logo across the chest. Lightweight stretch performance fabric with moisture-friendly athletic construction. Features thumbhole cuffs, flatlock seams, raglan sleeves and a hidden zippered back/side pocket for carrying a key or other small essential while running or hiking.