Personalized STEM Science Technology Engineering Math Girl Baby Bib. Engineering technology math and science design says STEM girls get stuff done on this Baby Bib - White and Orange 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"