... stone 2.far-infrared funtion,promote sleeping 3.warm in winter,cool in summer 4.CE 5.OEM As a factory ... .OEM,Logo embroidered on it Optional stone: jade stone, germanium stone or tourmaline.that means customer can ... select each kind of stone,or mixed Optional functions. 2.Special ... leather.( same as the picture)Inter boxL:63cmEffective stone :22*52,2.5cm diameter tourmaline ceramicsW: ...