There are pockets inside for storing notebooks, pens, and computers, and the internal space can be increased by opening the side zipper. Specifications: Backpack type
Size (mm): 260 x 260 x 70
Material: TPU (thermoplastic polyurethane)
Surface resistance: <1.0×10^4 to <1.0×10^6 Ω
Shoulder strap length (max): 750mm
