Personalized My Daddy is the World’s Best Stock Car Driver Baby Bib. My Daddy is the World’s Best Stock Car Driver Baby Bib - Lavender has cute world’s best design with slogan for the son or daughter of a Stock Car Driver. 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"