Personalized Reading Rocks Baby Bib. Reading Rocks text with three rocks holding books make a humorous design for lovers of books, librarians, teachers and students. Great gifts for back to school, birthdays and holidays. 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"