Personalized Rainbow World's Best Grandma Baby Bib. This collection is not just a gift; it is a heartfelt expression of love for grandmothers everywhere. Perfect for any occasion, the Rainbow World's Best Grandma apparel is a thoughtful way to honor the role of a grandmother, or "nana," in the family. Show your appreciation with this cute and meaningful apparel that embodies the spirit of family and the joy of being a grandmother. 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"