Standard style: memory foam core without lining.
Upgraded style: memory foam core, ordinary mesh lining
Advanced style: memory foam core, magnetic cloth lining
Magnetism is an attribute of matter, and the human body also has a certain degree of magnetism. Scientific experiments have confirmed that the use of magnetic substances and biological magnetic effects in the human body can regulate various imbalances or abnormal functional states in the human body and improve human health. Play a protective role.