This is a backpack inspired by US Army A.L.I.C.E, full name All-purpose Lightweight Individual Carring Equipment. Instead of the big flap for the main compartment, we think zipper will be easier. And also, we did a few up grade like trolley sleeve, mesh cusion, notebook compartment...
 
Backpack Size：Height 40cm x Width 40cm x Depth 28cm
Capacity: 27L
Weight: 0.8kg empty
Material: 100%Nylon with padding
- Laptop compartment at interior
- 3 Flap pockets at face
-Padding fabric to ensure the bag is in shape
- With luggage strap (trolley sleeve) at the back