Daily Commute: Perfectly organize your phone, wallet, keys, charger, tablet, umbrella, etc., making your commute journey neat and efficient. 

Outdoor exploration: As a supplement to the backpack, categorize and store essential items such as first aid kits, survival tools, lighting equipment, and ropes. 

Tactical training/shooting sport: It is used to categorize items such as ammunition magazines, goggles, gloves, maintenance tools, etc., to keep the main equipment lightweight.