Personalized I'm Three Mendous Baby Bib. I'm Three Mendous! Pow! Wow! Third birthday comic book style for your tremendous little superhero. Great 3rd birthday present. 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"