1. For mattresses, what we need is not softness, but support.

2. For mattress materials, we need environmental protection to avoid mildew and insects.

3. There are many kinds of mattress products, and the thin ones can be used as summer mats, with mattresses ranging from 4cm to 20cm.

Therefore, 3D mattress materials are known as "the revolution of soft filling materials in 2 1 century" and have broad prospects.