Men's Large quarter zip pullover; red and black; small zippered compartment on sleeve; stand collar; rugged textured polyester exterior; fleece interior. Two zippered side pockets for one kangaroo compartment; banded bottom edge. Gussets at the armpits for mobility. I would say this is medium weight. Back length: 29.5" Armpit to ampit: 23", but 24" if you include the gussets. Sleeve: 25"