This is the authentic Aerostich embroidered heavy duty 100% cotton sport shirt that went to the top of Everest with Hillary, and was worn by John Surtees when winning both the Grand Prix motorcycle and automobile world championships. Not... You’ll love the instant comfort, rich colors, careful details, and built-to-last quality. Non-riding friends will be stumped by the Aerostich logo; when they ask about it, you’ll have the perfect opportunity to turn any boring conversation to riding topics. A functional piece of superior high performance riderwear. Black with aluminum logo. 100% cotton. M-XX.