General mattresses are flexible and can be bent, but try not to be too competitive, it also has a limit. Choose your own mattress varieties, there are three main types of mattresses on the market: foam mattresses, latex mattresses, spring mattresses. Various types of mattresses have different comfort types and hardness, and each has its own strengths in terms of bearing capacity and air permeability.
Spring mattresses distribute the weight of the body evenly throughout the mattress to avoid excessive stress on the body and parts.
The mattress needs to be bent. First bend the mattress into an \"arc\
Buy super soft mattresses, individual bucket mattresses, latex brown mattresses, you can go into the elevator.
If it is with a very thick brown mat or half brown half spring, because it can not be bent, it can not go in.
Mattress generally can not be folded and bent, will damage the mattress!