USDA Certified Corn-based Vegan Leather | Cruelty-free | PVC-free. • 3 card slots on front&back. Composition • Material: 48% Biobased (Corn polymer) + 52% Microfiber (23%Nylon + 29%PU)• Fully lined vegan suede interior (100% recycled polyester). Sizing• Measurement: 10.5cm(W) x 7cm(H)• Logo diameter: 0.65cm