Personalized Zebra Ribbon Awareness Rare Disease Men's V-Neck T-Shirt. Zebra Ribbon Awareness Men's V-Neck T-Shirt - White gift with pink butterfly logo to show support for PIDD, CVID, carcinoid cancer, rare immunodeficiency diseases. 4.7 oz., 100% pre-shrunk cotton Narrow, set-in 1x1 mitered V-neck collar Shoulder-to-shoulder taping Double-needle stitched sleeves and bottom hem