Personalized World’s Best Electrical Engineer Daddy Baby Bib. My Daddy is the World’s Best Electrical Engineer Baby Bib - Turquoise has cute world’s best design with slogan for the son or daughter of an Electrical Engineer. 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"