SS11 or FW11, can't remember. tagged size is Large, but it's quite slim in the arms and forearms. tan, 100% cotton, made in Canada. Triple stitched seams. Measurements laid flat - shoulders 17.5", pit-to-pit 22", sleeves 25.5", back length 29.5" Although it was called the moleskin shirt, this is NOT the same material as their moleskin bush pant. $20 shipping to the US and Canada.