We love our Roomba but the replacement bags for the cleaning station add up. The wife cut the bottom open and uses clips to hold it shut so we can reuse the
Amazon.com: 4 Pack Reusable Vacuum Replacement Bags Compatible with iRobot Roomba I & S & J Series i7 i7+ i7plus i6 i6+ i6plus i4 i4+ i4plus i3 i3+ i3plus i8 i8+ i8plus
Amazon.com: Clean Base Zipper Bag - 14'' ZIPPER VERSION - Reusable Clean Base Automatic Dirt Disposal Bag for iRobot i3+, i6+, i7+, i8+, s9+, all Clean Base models : Handmade Products
4 Pack Reusable Zipper Vacuum Bags for iRobot Roomba I7 (7150) I7+ & S9 (9550) i3+ i6+ i8 i8+ E5 E6, All I & J & S Series - Walmart.com
Clean Base Zipper Bag - Reusable iRobot Clean Base Automatic Dirt Disposal Bag for i3+, i6+, i7+, i8+, s9+, or j7+ - Walmart.com