Mattress hardness 10 grade

1. According to the query, we know that the network information shows: super hard 1.

2, it's hard. Level 2.

3, hard level 3.

4, hard level 4.

5, moderate level 5.

6, soft level 6.

7, soft level 7.

8, very soft level 8.

9, super soft level 9.

10, very soft 10.