Keep a child busy while traveling with this tiny postcard play set. “Hello On-the-Go” correspondence kit contains everything a child needs to pretend to send mini postcards. Color or draw on one side of the mini postcards and practice writing on the other. Half the postcards are pre-drawn and half are design-your-own. Includes: Travel tin (4 1/4" x 3 1/8" x 1"), mini markers, 20 mini color-in and create-your-own postcards. Ages 5+. Small Parts. - NOTE: Not intended to use at the actual post office.