Personalized Big Brother Baby Bib. Big Brother! A cool T-Rex big brother dinosaur stomps around letting everyone know he's the king! Fun gift for any big bro. 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"