Made of environmental protection material Regular replacement of parts keeps your machine running at peak efficiency. We recommend changing parts every 3 to 6 months. Compatible with models: V11S vacuum cleaner parts Color: Purple + Blue Material: Plastic Size: 67 x 129 x 90 mm Package Contents: 2 x Filter Cartridge (1 x Blue Filter + 1 x Purple Filter) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.