SOL'S IMPERIAL, Men's Round Neck T-Shirt, 100% Semi-Combed Ringspun Cotton Jersey 190, Reinforcing Tape On Neck, Elastane Rib Collar, Short Sleeves, Tubular, (1) Ash : 98 % Cotton / 2 % Viscose, (2) Grey Melange : 85 % Cotton / 15 % Viscose. About Sizes Matching, Please Refer To The Size Chart In The Product Documentation Section.