SOL’S PEGASE polo shirt, 100% organic cotton, ribbed collar, neckband, reinforced tone-on-tone 2-button placket, short sleeves with ribbed cuffs, reinforced side slits, side seams, spare button on the inseam, relaxed fit (1). Heather gray: 85% organic cotton / 15% viscose. To find your perfect size, please refer to the size chart under Details/Size Chart.