Personalized Spinal Muscular Atrophy SMA Awareness Ribbon Baby Bib. Spinal Muscular Atrophy SMA awareness Baby Bib - White with ribbon logo for a support month event. Our Baby Bib is rated high in convenience and durability and with a variety of fashionable colors, your baby can be trendy. Mix and match to any outfit. 100% cotton ring spun combed heather colors are cotton-poly. Width 7.75", Length 11.75"