1、Made of high quality material, which is durable and firm. 2、Ultra light and soft, comfortable for you to carry. 3、Adjustable soft shoulder straps and padded back provide comfort. 4、Side pocket can put cup, umbrella and other small things. 5、Removable straps can be used for shoulder bags or backpacks. This backpack can put books, snacks and other items ,great for daily life. Adjustable soft shoulder straps and padded back provide comfort. Features: 1. Made of high quality material, which is durable and firm. 2. Ultra light and soft, comfortable for you to carry. 3. Adjustable soft shoulder straps and padded back provide comfort. 4. Side pocket can put cup, umbrella and other small things. 5. Removable straps can be used for shoulder bags or backpacks. Specification: Item Type: Backpack Material: Canvas, Oxford Cloth Optional Types: Feather, 8917 Feather Type Bottom Width Length Width Feather 14cm / 5.5in 32cm / 12.6in 27cm / 10.6in 8917 Feather 16cm / 6.3in 31cm / 12.2in 31cm / 12.2in Pacakge list: 1 * Backpack 1 * Strap Notes: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. The printing position is at random.