This backpack is made of PU polyester material. The selection of materials makes the backpack waterproof and wear-resistant It can effectively protect the items inside the backpack from water and daily wear and tear. The backpack also has a load-reducing function, and a well-designed strap and cushion can effectively disperse the weight of the backpack, reduce the burden on the shoulders, and provide a more comfortable user experience. In other aspects, this backpack also has versatility, with a reasonable internal structure and multiple pockets, making it easy to organize and classify items. It is suitable for daily pairing, whether it is for work, shopping, or travel, it is a practical and fashionable choice.