Personalized Best Contours Baby Bib. Civil Engineers have the best contours text in a topography design is a funny gift design for civil engineers and students 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"