Sponge Filter x 40, Length about 9.5cm Compatible with P1 PRO/ P1 PRO grooming kits and vacuum cleaners. Easy to install and effective against dander, hair and dust. Improves Replace every 6 months, or depending on usage and environment. Color: Black Material: Sponge Package Contents: 40 * Sponges 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.