1,China Wellknown Trademark 2,high-quality, 10years warranty 3,patent technology 4,pressure-relief, health ... .3cm2nd layerHard cotton4cm3rd layerNatural latex3cm, 80gAbout Us Guangxi Hisleep Mattress Group Co., Ltd(Guangxi Shuibao) is a large and ... of our products’ high-quality, creativity and good service. We awarded the honour of “CHINA WELL-KNOWN TRADEMARK” in 2010. bedroom furniture good mattress