HM-008功能三段式
3-ZONE FUNCTIONAL AB SYSTERM-TYPE A
专利产品 (patented product): 专利号 2018305069303
A massage design, Wavy structure is composed by two kinds of pocket spring. High and soft coils (A) using 10 Turns power spring are alternated by low and firm coils (B). Differences height and elastics supply you a fantastic massage effect,Using enhance high carbon spring in the middel, can adjust to appropriate supporting, relieving physical stress and fatigue of your body