... fiber and magnet;4, deluxe brocade and knitting fabrics are used, high-density activated sponge is placed;5, Double sides ... system;8,20years warranty, high-quality. About UsGuangxi Hisleep Mattress Group Co., Ltd(Guangxi Shuibao) is a profossional mattresses ... the ONLY FACTORY in China who manufacturing unique balancing-net MATTRESS, which awarded National patent technology and high-quality, our ...