Arcteryx Active Wear Short Sleeve Top Shirt Mens Large Performance Base layer

Arc'teryx Shirt Tag Size is a Men's XL but it fits like a super tight Large (it is a spandex material so it hugs the body). I wear a large and it is skin tight Condition: Excellent Condition Color: A mix of black and brown Material: There is no material on the tag but it clearly has spandex and, most likely, polyester Measurements: See photos for measurements