Compatible Models Vacuum cleaner filter set is suitable for RO69 Series ZR006001 RO6921EA RO6941EA RO6951EA RO6954EA RO6962EA RO6963EA RO6971EA RO6984EA RO6993EA vacuum cleaners. Front Filter Size: 17cm/6.69in, Rear filter size: 19x9.5cm/7.48*3.74in. Please confirm the vacuum cleaner model before purchasing.High Quality Material Filter is made of high quality materials and is long lasting, which reduces the need for frequent replacement, more environmentally friendly and economical.Superior Performance Rear filter and front filter offers superior performance in improving air quality, effectively filter dust, dirt, bacteria, pollen and other harmful substances suspended in the air, so that these substances will not be emitted into the air, thus ensuring the cleanliness of indoor air.Periodic Replacement Replacing the filter regularly will also improve the cleaning performance and suction of vacuum cleaner. Reduces dust and dirt damage to the vacuum cleaner, so extends the life of the vacuum cleaner.Package Include Each pack includes 1 set of filter. If you have any questions about the product,please contact our customer service immediately to receive a full refund or new product. We want to ensure you have a clean, healthy and safe home.