Personalized Triangle Tiangles Baby Bib. Triangle text with a percussion triangle replacing the letter A and surrounded by triangles is a unique music gift design for percussion musicians. 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"