This is a particularly good canvas backpack, canvas, leather, hardware are high quality, 100% handmade, fine workmanship, you can rest assured to buy. Specifications: Inner  Structure: little phone pocket, middle-sized wallet pocket Outer Material: Canvas & Cow Leather Inner Material: Cotton Weight:1.16KG Dimensions:39*33*13cm (Manual measurement, there may be 1-2cm error.) Features: 14\