Personalized Three Geocaching Rocks Baby Bib. Geocaching Rocks text with three dancing rocks holding GPS receivers is a humorous geocaching design. Fun gifts for cachers at birthdays, holidays and geocaching events. 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"