Kellogg's Rice Krispies 1990 flat cereal box with the Matchbox Model “A” Truck mail-in offer. This unfolded food advertising collectible shows the front and back panels, carton no. K-0056J, and the 19 oz net weight.

• Official Kellogg's Rice Krispies packaging dated to 1990.
• The promo is for a Matchbox Model “A” Truck mail-in certificate.
• Box type is flat/unfolded, as shown in the photos.
• Printed carton number is K-0056J.
• Net weight is 19 oz. on the package.
• Shown in the clear sleeve.

Seller grades it as good. Visible wear includes edge wear, creasing, scuffs, and handling marks on the flat; please review the photos for exact condition and print clarity.