Personalized Hoot Owl I'm Going to be a Big Brother Baby Bib. Whether your little one is preparing to welcome a baby brother or sister, this cute and funny design will surely bring smiles and laughter. It's a wonderful keepsake for parents and children alike as they embark on this new adventure together. 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"