Dear,sir,let me introduce some functional fiber and yarn and filament: 1. FIRST:RECYCLED POLYESTER FIBER AND YARN AND FILAMENT,product series,ecorona is the generic trade name of a series of polyerter yarn,fabric and garment recycled from post consumer plastic bottles and waste polyester fiber,ECORONA has got the third-party certificate issued by china textile and apparel testing center.These especially unique filaments and staples can be made of various kinds'fabrics and garments.Fabric processing of ecorona is consistent with the traditional methods for virgin polyerter yarns.The qualities of ECORONA are as good as and sometime better than virgin polyester products in partly. PRODUCT FEATURES:Reduces the consumption of energy resources, and saves 6 tons of fossil fuels to produce per ton Ecorona yarn than virgin polyester yarn.Results in less pollution and energy savings,more