Nan Ya Polyester Anti Static Woven Fabric contain special PET filament.It can prevent the static electricity from friction on the cold and low mositure environment.Regular PET fabric the static electricity is over 3000V used JIS1094B method and the anti static fabric is under 1000V even with water repellent treatment.Otherwise,the anti static fabric can decress the pollen adhere on the fabric and reduce the allergy from pollen.