Hi,
Those wools are used for specifics limited blueprints in tailoring like generic leather, wool thread etc.. For exemples daikiba cloth is used for omegaton sports shoes Bp, merp textile for storm kolor jeans, chomper cloth for cold fabric and gradivore textile for royal curtains and a lot of others Bps need those wools/cloths/textiles.
I hope it answers you
Luna
P.S.: Etopia is buying gradivore wool
here