Personalized Sweaty Gym Teacher Baby Bib. Gym Teacher, if there is no sweat, you're not working hard with water drops is a a humorous design physical education teachers at back to school, birthdays, holidays and graduation. 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"