MUFT Men's Simple Life Serise 3 Pack Supima Cotton Crew-Neck T-Shirts Fabric: Black:60 U. S. Supima cotton, leader of advanced fiber cotton, feel fine and soft, is close to the skin, elastic stability, not easy to deformation Fabric: Black: : 40 combed cotton, bright color, soft, absorbent, super elasticity, not easy to deformation Fabric: White: 60 U. S. Supima cotton, leader of advanced fiber cotton, feel fine and soft, is close to the skin, elastic stability, not easy to deformation