The Hygiene filter E12 washable is a standard filter for Electrolux vacuum cleaners.The filter frame is of 100% post consumer recycled ABS plasticIt provides 100% same performance due to the glass fibres media of the filter.The washable Hygiene filter E12 purifies the air at a level of 99.5% and reduces the risk of allergic reactions during vacuuming. Hygiene filter E12 captures even the finest particles e.g. pollen, mould spores, dust mite feces and allergens. Just wash it under running water and wait to get it dry before using it again. It's long lasting!