Outdoor backpack details

1. The materials used in the backpack are waterproof and very wear-resistant. 2. The back of the backpack is thick and has a belt that shares the weight of the backpack. 3. The large backpack has an inner aluminum frame or an outer aluminum frame supporting the bag body, and the small backpack has a hard sponge or plastic plate supporting the bag body on the back. 4, backpacks are often stated on the label use, such as "MADE FOR ADVENTURE" (designed for adventure), "OUTDOOR PRODUCTS" (outdoor special products) and so on. For more information, please pay attention to China Backpacking Network