Personalized Marching Band (Funny) Baby Bib. Marching band Baby Bib - White and Royal makes a great gift idea for a marching band or instrument section. Features a drill chart and what part of this chart don't you understand. 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"