1. Backpack size:12"*20"*6.3" / 30*50*16CM (W*H*D). This backpack is made of 900D oxford fabric, durable and water-resistant. 2. The color of the ribbon is slightly different from that of Oxford cloth, making the whole bag more lively and it will not be dull even if it is used as a daily backpack. 3. The backpack has a capacity of 40 to 45L and has one main bag and two auxiliary bags that can easily hold items such as laptops, tablets, magazines, clothing, boots and so on. You can check the related videos for details. 4.The thickened shoulder straps enhance the carrying capacity of the backpack, the ergonomic design making it easier to carry even fully packed. 5.This tactical assault back pack can be used as 2 day assault pack, hunting backpack, survival backpack, trekking backpack or for daily use.