Personalized 4th Birthday Sailboat Baby Bib. Sailboat with number 4 for your child's 4th Birthday comes on a party Baby Bib - White and Yellow gift. 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"