Personalized Blue Awareness Ribbon Colon Cancer T-Shirt. Blue Awareness Ribbon T-Shirt - Purple has there is life after diagnosis message of hope and support for colon cancer, arthritis, chronic fatigue syndrome, alopecia, histiocytosis. 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.