As we all know, the human spine is anti-"S" shape, in the night, to rely on sleep to relax, will not be in a state of tension all the time. Compared with the medium and high grade mattresses with moderate soft and hard, the low grade mattresses have the defects of being too hard or too soft. If the mattress is hard, in the sleep state, the prominent part of the human spine can not fit with the mattress, in a suspended state, over time will press the lumbar nerve, resulting in lumbar muscle strain and even long bone spines.

床垫质量不错，售后也很及时，服务员热情周到，款式新颖，值得选购。