Item Condition: 100% Brand New
combination A:Just Backpack(no water bag)
combination B : Backpack+water bag
*If you want Backpack set, please choose the backpack option that contains a water bag or Rain cover according to the picture to purchase
*Due to different measurements,please accept 1-3cm error.
*The product is not 100% waterproof, mainly refers to water-repellent and rain-proof