Green Main Street Mailbox Backpack | JULY PREORDERHow pre orders work Pre order ships July. We'll email you the moment yours goes out. The happiest day on earth: Walking down the middle of Main Street USA, writing postcards high above the fire station, and mailing them from a cute lil' mailbox! Now you can take a little piece of Main Street perfection home with you, with hopes it'll become the source of inspiration and joy to all the dreamers who find it. Beautiful detailing including a magnetic