- Protective: Chest strap is designed to hold backpack firmly during sports, so as to protect the aircraft in it well
- Comfortable: Honeycomb heat sinking mesh desgin, breathable and improves comfort
- Safe: Bartack reinforce design in shoulder straps joints, stronger and safer; Removable thickened seperator board, thickness is up to 18mm, excellent shock-absorbing effect
- Wearable: Protective bottom, anti-shock and more durable