Structure: the main bag zipper bag (there are two small pockets, can put the mobile phone, documents)
Side pockets on both sides (can be placed in an umbrella, a water cup)
A zipper bag in the front, interlocking interlayer
Fabric: imported Oxford cloth (with PVC coating, water splashing)
Size: high 42cm width 26.5cm thick 18cm
Shoulder straps: 46~90cm (adjustable)
You can put it in a 15.6 inch Laptop
Weight: around 0.7kg