6pcs Waterproof Abrasive Paper Sand Include : 1x P600/1x P1000/1x P1200/1x P1500/1x P2000/1x P2500The 6 sheets papers are wet or dry waterproof sandpapersIdeal for wet sanding between coats of Resin , varnish, paint& other finishesCan be used with water to reduce clogging and extend abrasive lif..