Compatible with Dyson models: V8 Absolute, V8 Animal, V7 Absolute, V7 Motorhead, Dyson V7 Animal Plus Vacuum Cleaner Replace Parts: DY-96566101 & DY-96747801 HEPA filter is made of high-efficiency filter material, which can effectively filter dust, etc., to prevent large particles of dust from entering the motor, to ensure a long life for Dyson vacuum cleaner. Filters need to replace every 4-6 months, if have pets please shorten the change of time in order to improve dust collection efficiency. Package include: 2x Pre motor filter 2x Post motor Hepa filter 1x white brush.