Reusable vacuum cleaner bag for Wertheim W1000, W200, and Sabre This is a great solution to save you money on vacuum cleaner bags with this high-quality reusable cloth bag. This filter bag has a clamp that slides on and off for ease of use when emptying collected dust. Simply shake the dust out and keep on going, again and again. Plastic Fitting Dimnetions: 100 x 110mm Max opening diameter: 49mm Suitable for the following Wertheim vacuum cleaners: Wertheim Dog and Cat W2000 Wertheim Pets W1000 Wertheim Sabre all models