S09 - M Oakman Work Shirt A micro-sanded and pre-washed finish makes Carhartt's sandstone twill shirt extra comfortable and soft. Made of 8-ounce, 100% cotton it features a button-down collar, flap chest pockets with button closures and a back center box pleat for ease of movement. Main seams are triple-stitched for durability. *Field-Tested *100% cotton, heavyweight *Triple-stitched main seams *Button-down collar