Canvas Backpack

Length: 30cm Width: 11cm Height: 45cm
Uses: shoulders/portable
Capacity: It can hold A4 magazines, laptops within 15 inches, IPAD tablets, wallets, umbrellas, clothes and other items.
Material: fabric-oil wax canvas (waterproof)
High-end hardware
With leather-the first layer of cowhide
Shoulder strap-high density cotton webbing
Warm reminder: 1" 3 CM errors are within a reasonable range.
The weight error is within 0.1 °0.2KG