Capacity: 20-35L
Internal structure of the bag: ID bag, mobile phone bag, sandwich zipper bag, zipper pocket, computer slot
Opening method: zipper
Material: Polyester
Function: waterproof, breathable, wear-resistant, anti-theft, burden reduction, earthquake resistance
Processing method: printing
Hardness: medium to soft
Lining texture: polyester
Strap root number: double root
Lifting parts: soft handle
Type of outer bag: digging bag
Bag shapes: square vertical section
Carrying system: curved shoulder strap