Product Description 90% Cotton / 10% Spandex with moisture management. Self fabric collar. Flatlock stitching on all seams. Gamegear® /Cooltex® label printed on the inside back Neck. Size - Chest to Fit XXS - 28/30" XS - 32/34", S - 36/38", M - 40", L - 42", XL - 44", XXL - 46/48" 0