Personalized Coolest Chemistry Teacher Baby Bib. The world's coolest chemistry teacher text with a snowman holding a bubbling beaker will tickle the funny bone of your favorite educator at 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"