COMPATIBILITY - These filters are great fit for all DC41 DC65 DC66 UP13 UP20 Multi Floor, Ball Animal 2 model vacuum cleaners. Compare to Part # 920769-01 & 920640-01. PACKAGE INCLUDED - The filter replacements parts for 20769-01 vacuum included 2 HEPA post filters, 2 pre filters and 1 cleaning brush. High-quality filters can keep your environment clean and healthy. PERMIUM FILTER KIT - The filter for DC65 Multi Floor vacuum made of high strength and eco-friendly material, which can reduce most finely divided substances. Our premium filters can capture 99.97% of pollutant particles down to 0.3 microns. WASHABLE & REUSABLE - The filters for Ball Animal 2 vacuum are washable and reusable without deformation occurs. You can rinse with clean water and let it completely air dry before reusing them. KEEP YOUR VACUUM HEALTHY - The filters for DC41 vacuum are easy to install and replace without any tools. In order keep your DC66 vacuum in good performance, it is recommended to replace the filters every 2-3 months.