J. Crew Alpaca/Wool Maroon Sweater with Peter Pan Collar Size Medium In excellent condition. 50% Alpaca 50% Wool. 3/4 sleeves with slight puff at the shoulders. Beige Peter Pan collar. One small snag on sleeve as shown in photo. Please see all pictures for signs of wear. Measures approximately 17 inches from pit to pit and 25 inches in length.