Accessory set includes all parts compatible with Hoover Windtunnel 2 Rewind Pet upright bagless vacuum cleaners. Note the  upholstery tools use the "fin" design rather than a bristle brush. I believe this was a design choice the works better with pet hair.

1 regular upholstery tool

1 turbine head upholstery tool

1 crevice tool

1 extension wand

Also can work with the following vacuum cleaner model numbers however these were not OEM for these models: