Personalized I Think Therefore I Run Baby Bib. I Think Therefore I Run! Those who think use their brains and make a difference in the world, and those who run make a difference in themselves! Great gift for your favorite deep thinker and athlete. 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"