Traumatic Brain Injury Awareness T Shirt Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat Traumatic Brain Injury, Traumatic Brain Injury Awareness, mild traumatic brain injury, traumatic brain injury bracelet I Wear Green For Traumatic Brain Injury Awareness T-Shirt - Green Ribbon Shirt For Men, Women, Youth Lightweight, Classic fit, Double-needle sleeve and bottom hem