Wear resistance: The backpack needs to be wear-resistant, able to withstand long-term use and friction under various environmental conditions, and not easy to wear or break.
Weight Capacity: A backpack needs to be able to hold a certain amount of weight without causing undue stress or damaging the structure of the backpack.
Waterproofness: The backpack needs to have certain waterproof properties to protect the contents of the backpack from getting wet in rainy or humid environments.
Comfort: The shoulder straps and back pads of the backpack need to be breathable and comfortable, which can reduce the pressure on the shoulders and back and reduce the discomfort of wearing the backpack for a long time.
Versatility: A backpack needs to have multiple pockets and compartments that can easily store and organize a variety of items, making the backpack more practical.
Lightweight: The backpack itself needs to be as light as possible to reduce the burden on the user, especially when you need to carry the backpack for a long time in outdoor activities.
IPv6 network supported
