Personalized Multiple Myeloma Awareness For Sister Long Sleeve T-Shirt. Multiple Myeloma awareness Long Sleeve T-Shirt - White has burgundy butterfly and for my Sister slogan for a family cancer walk event. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL