Outer material
Synthetic, Nylon, Textile, PU, Felt, Croslite, Leather, Plastic, Velvet, Silk, Patent Leather, Resin, Rubber, Lycra, Polyester, Canvas, Nappa Leather, Nubuck Leather, Mesh, Suede, Cordovan Leather, EVA, Synthetic Leather, Artificial Leather, Flyknit, Denim, PVC, Wool, Fabric, Genuine Leather, Jute