1. Backpack size: Before expansion: 47*31*15cm, after expansion: 47*31*26cm. Capacity Before expansion:25L, can be expanded by 11cm, after expansion:35L, It is equivalent to the capacity of a 20inch trolley case.

 

2. 3D Rhombus breathable back cushion, the back pad uses the design principle of the rhombus-convave dislocation to strengthen air convection.

 

3. Front pocket, multifunctional combination bag, 17inch compartment protect your computer from drops and shocks. 180 degree fully open main position, 10L expansion, 180 degree box opening and closing, classified, SBS thread explosion-proof zipper, shrinking anti-theft. Breathable decompression strap reinforced with heavy dates. The strap is widened to 7cm, and the shoulder decompression. Shoulder adjuster. Computer car precision reinforcement.

 

4. Free your hands and travel easily, the backpack can be hung on the trunk to reduce the burden of your travel.

 

5. External USB charging port.

 

6. Strong and waterproof fabric Oxford cloth.

 

7. More details: Reinforcement treatment of  bearing parts, rigid plastic fastener, multiple function pocket.

 

 

Brand	RZTX
Model	8829
Material	Oxford
Weight	1.3kg
Color	Light gray with black, Dark gray with black
Size	Before expansion:47*31*15cm , After expansion:47*31*26cm
Capacity	Before expansion:25L, After expansion:35L
Note: due to different measurement methods, the size may have an errorof 1-3cm, which belongs to the normal range. The actual object shall prevail.