Champion Cotton Jersey Men's Muscle T-Shirt_White Solids:100% cotton. Oxford: 90% cotton/10% polyester. Granite: 50% cotton/50% polyester; Silver: 99% cotton/ 1% polyester Importado Soft, substantial cotton feels comfortable year 'round. Shape-keeping 1x1 ribbing reinforces neck and armholes. Full athletic fit guarantees ease of movement. Durable double-stitch trim resists raveling and rip-out. Tag free for itch-free comfort.