1. Material: cowhide, mercerized cotton 2. Lining texture: polyester 3. Leather features: first layer of cowhide 4. Features: wear-resistant, breathable 5. Processing method: painted surface 6. Applicable mobile phone size: front pocket: mobile phones under 5 inches, inner pocket: mobile phones under 7 inches 7. Using the first layer of cowhide, it is light and comfortable, and feels delicate 8. Firm stitching, durable and not easy to break 9. Oxidation-resistant metal zipper, smooth, sturdy and durable 10. Dimensions: 10.5 x 17.5 x 5 cm 11. Weight: 140 grams