Personalized That Was Pretty Cool 100 Days Of School Baby Bib. Celebrate your child's milestone with our That Was Pretty Cool 100 Days of School design. This adorable and happy design is perfect for showing off their achievements and bringing a smile to everyone's face. 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"