Hello GORP folks -- this is a long sleeved &';comfort colors&'; shirt (heavy weight cotton) -- by request! a 100% soft ring-spun cotton a Fabric weight: 6.1 oz./yd.^2 (206.8 g/m^2) a Relaxed fit a Garment-dyed, pre-shrunk fabric a Topstitched, classic width collar a Twill-taped neck and shoulders for comfort and durability a Rib cuffs a Shoulder-to-shoulder twill tape a Signature twill label a Blank product sourced from Honduras This product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions!Size guide LENGTH (inches) CHEST (inches) SLEEVE LENGTH (inches) S 26 ⅝ 31-34 31 ⅞ M 28 34-37 33 3/4 L 29 3/4 38-41 36 ⅞ XL 30 3/4 42-45 37 A 1/4 2XL 31 ⅝ 46-49 38 3/4 3XL 32 A 1/2 50-53 39 3/4