Personalized Fragile X Syndrome Awareness Ribbon T-Shirt. Fragile X Awareness Teal Ribbon T-Shirt - Black for a walk event, or to show support for a loved one with fragile X syndrome. Everyone loves our Custom T-Shirts! Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.