This backpack has a unique design that more effectively fits the back spine line, and can be separated from the back to dissipate the heat generated during exercise to ensure that the back is ventilated and dry, while storing everyday items. Suitable for travel, sports, cycling, leisure, etc.
1.Unique design to keep the back cool
2. Self-contained helmet storage, can be placed on the riding helmet
3.Reflective design, let you ride safer at night, foggy days