Keroppi (you may know him as Kerokerokeroppi) is front and center in this Sanrio Keroppi Mini Backpack spotlighting the big-eyed frog with a bubbly personality. Measuring just about 10 1/2-inches tall x 9-inches wide x 4 1/2-inches long, it's made of faux leather with PVC trim and features a matching lining showing multiple different images of his face. There are also adjustable straps and printed, embroidered, and applique details.