Newly developed S-type 3D breathable ergonomic backpack strap: Intelligent design with varying thickness of high-density sponge evenly distributes the weight of the backpack on both shoulders; Additionally, the shoulder straps have multiple breathable holes, which act as cushions when bent, making the straps lightweight and snug on the shoulders
Newly designed Frog Mechanism：shoulder straps not easy to slip off and more fit with shoulders
Newly designed double L-wing base plates: The schoolbag decreases strain on the back when carried by tilting the contents towards the back of the user. It can remain standing on the ground even without support
Upgraded back and waist padding utilises high-foam for mattress level comfort
Handle with upgraded padding
Five-point support
Active air flow
Ergonomic aluminum alloy bar
Quick-release magnetic sternum lock & waist belt lock
