Purple represents personality, black represents stability, coffee, represents the atmosphere, a color, a mood, no matter what color, it represents this new and progressive, youthful vitality. Light, carry the experience, the body weight is light, will not bring additional burden on the burden, release the hands while decompressing the shoulders. The ancient Hanfu “seamless” clothing standard was applied to the package body, and fold corners were used instead of breaking to reduce the tediousness of the package body. The package body could still maintain a natural and smooth drape under load.