Personalized Got Chemistry Baby Bib. Baby Bib - Pink and Black with "I've got chemistry" in rough text is a humorous academic subject design with a double meaning. Fun gift to your charming chemist, teacher or student at back to school, birthdays, holidays and graduation. 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"