Material: PlasticPackage Contents:4 x pre-filter4 x post filter1 x cleaning brushOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.We will provide every friend with high-quality service in an honest and responsible manner, and strive for 100% customer satisfaction. Your affirmation is our greatest motivation. If you have any questions, you can contact us.