Personalized Chemistry Cooking Baby Bib. Chemistry is like cooking - just don't lick the spoon! Funny t-shirt or gift for your favorite chemist, cook, or both! If you're a gourmet in the lab or a scientist in the kitchen, this is for you! 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"