37L large capacity: Expansion design, effectively thicken 12cm, replace 20inch trolley case.
USB charging interface: external USB charging interface design to achieve charging function.
Reasonable partition compartment: divided into front pocket, main pocket and digital compartment. Humanized 180° opening expansion.
Trolley case fixing strap: can be used with the trolley case. Zippered anti-theft bag on the back, shoulder strap fixing strap.
Three-dimensional elastic strap: elastic, three-dimensional, comfortable, breathable thickening decompression cushion strap.
1 x 37L Backpack