The Kenmore Progressive upright vacuum offers a smooth transition from carpet to bare floor and vice versa with an agitator shut-off switch. This vacuum also has Kenmore's Power-Flow feature, which keeps air flowing through a dual chamber even when the bag is full. Ideal for homeowners with allergies, the Kenmore Progressive upright vacuum uses HEPA Media filtration to trap dust, dander and pollen, leaving you with cleaner floors and cleaner air.