It is more suitable to use mattresses with a thickness of 5 to 10 cm in college dormitory. Students' bedding need not be too thick, just moderately not too thin. Too thick is inconvenient, and falling asleep is not good for your health. If it is too thin, the wooden bed at school may be too hard to sleep well. Therefore, school mattresses are generally acceptable.

The types and characteristics of mattresses are as follows:

1, air mattress: easy to collect and carry, suitable for temporary extra beds and travel;

2. Bamboo mattress: Cut bamboo strips from bamboo and carbonize them. This kind of mattress is odorless, moisture-proof and insect-proof.

3. Palm mattress: made of palm fiber, generally hard in texture, or slightly soft in hard. The price of mattress is relatively low, and it smells of natural palm when used, with poor durability, easy collapse and deformation, poor supporting performance, and easy moth-eaten or moldy maintenance;

4. Modern palm mattress: It is made of mountain palm or coconut palm with modern adhesive, which has the characteristics of environmental protection. The difference between Brown Mountain and coconut palm mattress lies in its excellent toughness, but its bearing capacity is insufficient. The overall bearing capacity and durability of coconut palm are better, and the force is even, which is harder than mountain palm.