From Chronicle Books, this travel toy features: Recommended use: ages 6 and up 4 illustrated background scenes on 2 double-sided cards 3 sheets of magnetic parts so you can build fantastical unicorn scenes the tin package offers hours of imaginative play with easy cleanup and storage of pieces Mudpuppy Magnetic Tins are the perfect children's travel toy and quiet time activity Magnets adhere to tin package Product dimensions: approx: 8.75" x 6.38" x 1"  Imported.