Personalized Farming My Grandpa is the Worlds Best Farmer Baby Bib. Cute farm design for grandchildren says my Grandpa is the worlds best farmer. 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"