These make the best thank yous for your party guests! They will be thrilled to receive such a special keepsake marking your child's milestone that they can stick on their fridge, file cabinet, etc. Mail with thank you notes or hand out at the party.  Choose your favorite photo, customize your message--you may even incorporate your theme--I can add in graphics for most kids party themes. Sold in sets of 10. Magnets measure 2 x 3.5 in.