Product Details：
1.Compatible with iRobot Roomba 500 series Vacuum Cleaning Robots :
510 520 530 531 540 555 560 561 562 563 570 580 581 
 
2.Replaces iRobot Roomba filter

Features:
1. Made of High-Strength and Environmental Protection Material, Washable and Reusable.
2. Compatible with Original Machine.
 
Find My Model Number
1. Check your box
On the bottom of your box, you should see the model number near the bar code.
2. Check your unit
Main body of vacuum cleaning robot (back of the unit) should have a rating label that features your model number.
3. Check your manual
Your product's model number is listed on the front cover of your instruction booklet.
 
Package Includes:
filter x3