Which seven parts does the seven-zone mattress correspond to?

The seven-zone mattress is designed according to the different stress requirements of the head, shoulders, lumbar vertebrae, pelvis, knees, calves and feet when people sleep on the mattress, which is more in line with the human body curve.

Like Jin Keer 20 18, all the new mattresses are changed to natural seven-zone mattresses with exclusive patents, which can provide more suitable support for people who like to change their sleeping positions, better relieve muscle tension and make their sleep more comfortable.