Personalized Chronic Fatigue Syndrome CFS Ribbon T-Shirt. Chronic Fatigue Syndrome blue awareness ribbon with CFS slogan on a T-Shirt - Purple walk event or support month gift. 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.