This backpack is an officially licensed product.
The Loungefly Goosebumps Slappy Cosplay Mini Backpack is made of vegan leather (polyurethane) and includes Saffiano vegan leather as well.
Backpack features include gold-colored metal hardware, adjustable straps, a silicone zipper charm, and side pockets.
Additional features include applique, debossed, glow-in-the-dark, and printed details. Note the coordinating lining.
Backpack dimensions: 9 W x 10.5 H x 4.5 D (Width is measured across the bottom of the backpack.)