Spring mattress
Spring mattresses are the most popular mattresses on the market. The Rayson mattress that people often say is a spring mattress. It consists of a fabric layer, a filling layer, and a support layer. The support layer mentioned here refers to the spring. The assembly and technology of the spring have been improving for many years. The spring is also the core part of the entire mattress. The filling layer is under the fabric layer. The general materials are latex, sponge, 3D material, palm, etc. Different materials determine the comfort of our sleep. The fabric layer ha
