Made out of natural fiber, and taken from coconut husk, cleaned and brushed into hackle fiber. Available in cut and uncut versions and most suited for high speed machines. Specifications Hackle fiber Bristle hackle uncut / and cut to required lengths ( natural and dyed ) Hackling : double hackled double waxed hydroxide bleached Most suited for high speed machines Packing 12.5 kg in poly poplin netted bags