NFL San Francisco 49ers Retro Big Sweep Tee Men's 50% Polyester 37.5% Cotton 12.5% Rayon Super Soft Tri-Blend Tee Shirt. NFL Retro Logo Machine Wash Cold With Like Colors Only Non-Chlorine Bleach When Needed Wash Inside Out Remove Promptly After Wash Tumble Dry Low Cool Iron If Needed Do Not Iron Decorations Do Not Dry Clean El Salvador