Personalized World's Best Gram Baby Bib. World's Best Gram! Great Mother's Day gift for your Gram, the world's best Gram! 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"