The backpack strap adjustment buckle is an important part of the backpack design, which directly affects the comfort and applicability of the backpack.
The backpack strap adjustment buckle is an important part of the backpack design, which directly affects the comfort and applicability of the backpack.
Among frequently used luggage products, the key factors to ensure excellent durability of the hardware chain include material selection, process treatment, design optimization, and use and maintenance methods.