One 12 count sheet of 4 inch Grey Milestone 1st Year Belly Stickers. Your baby is going to be a year old before you know it! Mark each big event of baby's first year with Grey Milestone 1st Year Belly Stickers. Simply peel one of these colorful stickers away from the backing, and stick it to a plain onesie or t-shirt for an instant customized outfit. After you get lots of sweet photos, peel off the sticker and throw it away, or add it to your scrapbook!