Adorable interchangeable monthly milestone markers are the easiest way to document your baby's monthly growth! These are great baby shower gifts or welcome home gifts for the baby. DETAILS: • Set includes 2 wooden balloon backings with string and numbers to complete 1-12 months (or beyond!), hello world balloon also included if the option is chosen • Glue dots included to easily attach and switch numbers • Engraved on 1/4" premium maple plywood • Acrylic 3D numbers in the color of your choice • Muslin storage bag NOTE: Natural raw wood has variations and slight imperfections, including knots and darker wood grain; no two pieces are identical. Warning: the discs are not a toy and is not intended to be played with by infants or toddlers.