Bioworld Superman Shield Logo Symbol Men's Blue T-Shirt Tee Shirt 100% Cotton. Imported Machine Wash Perfect Gift - Treat Yourself or make this Superman Shield Logo Symbol Shirt the perfect gift for someone awesome. Great Feel - You like to keep it casual, so this soft shirt will be perfect. Made For Comfort - Recommended for men of all ages. Officially Licensed - Great for Superman fans. Premium Material - 100% pre-shrunk cotton.