Polyester staple fiber Products description : Common psf Hollow fiber Hollow and conjugated fiber Thickness: from 1.5 denier to 15denier Length : 32mm/38nn/51mm/64mm or more Color : raw white / bleached white / super white / black / other dyed color per customer's request Special performance : flame retardant / anti-static / others per customer's request 250-300kgs/bale