Personalized Light Yellow Awareness Penguin Toddler T-Shirt. Pale Yellow awareness ribbon penguin for spina bifida support comes on a Toddler T-Shirt - White. art c. Ne' Metzger. A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.