The roughneck grey polo shirt is made from 100 premium cotton it features a pique knit and has a fitted cut tapered sides for a better fit along with contrasting collar and cuffs ideal for layering up with other garments in winter or on its own in spring and summer size guide medium 100 104cm 39 41in large 108 112cm 42 44in extra large 116 124xm 46 48in extra extra large 128 132cm 50 52in