The backpacks suitable for men and women are not consistent because the upper body of boys is longer, while the upper body of girls is shorter but the legs are longer. Choose your own suitable backpack carefully. When loading, the weight of boys should be placed higher because the center of gravity of boys is close to the chest, while the weight of girls is lower and close to the abdomen. The weight of heavy items should be as close to the back as possible, so that the weight is higher than the waist.

Travel bags, also known as travel bags, as the name suggests, refer to a type of bag prepared for travel or tourism. It is a type of bag that can be packed with daily necessities or anything you want to bring with you for easy portability when leaving your hometown for a long trip, doing work or sightseeing, or immersing yourself in nature and enjoying the sunshine and rain. Travel bags can be divided into backpacks and tote bags. When choosing, one should consider volume and style, as well as factors such as the user's body shape and weight bearing capacity,