ABS material: This is a common hard box material, with good impact resistance and wear resistance, relatively light weight, and a relatively affordable price. However, it has poor heat resistance and may deform under high temperature environments. For example, if you put your suitcase in the trunk under the scorching sun for a long time in summer, ABS-based suitcases may soften and deform to a certain extent.
PC material: The suitcase made of PC material has high strength, good toughness, stronger impact resistance than ABS, and has a lighter weight and a better appearance texture. But it is relatively expensive, and some high-end brands of PC suitcases may cost thousands of yuan.
PP material: PP material has excellent chemical corrosion resistance and heat resistance, light weight and good environmental protection performance. However, its surface hardness is relatively low and it is prone to scratches.
Aluminum-magnesium alloy material: The suitcase made of this material is sturdy and durable, with a fashionable and atmospheric appearance, and has good compression and impact resistance. However, it is heavier and expensive, and is generally suitable for business people or consumers with high requirements for suitcase quality.

Soft box material
Oxford cloth: Oxford cloth suitcase is wear-resistant, waterproof, and affordable. It is flexible and can accommodate more items, but its appearance is relatively not fashionable enough and easy to get dirty, which may be troublesome to clean.
Canvas: Canvas suitcases also have wear resistance, good breathability and a relatively retro style. However, its waterproof performance is relatively poor and it is prone to moisture and mold in humid environments.
Leather: The leather suitcase has a high-end appearance and good texture, giving people a luxurious feeling. But it is expensive and requires careful maintenance, otherwise it is prone to scratches, fading and other problems.