Ltpgtthis dyson dc19 is a high performance bagless cylinder vacuum cleaner with integrated efficient multi cyclonic technology conventional vacuum cleaners rely on bags to trap dust and dirt which can clog tiny holes in the bag some bagless vacuum cleaners have central filter which can clog too if suction drops dust and dirt is left behind this vacuum cleaners root cyclone technology will ensure that there is no loss of suction when vacuuming capturing microscopic dust and dirt with