✔【Perfect Fit All Models】- The vacuum bags perfect replacement for irobot roomba i1 i1+ / i3 i3+ / i4 i4+ / i6 i6+ / i7 i7+ j7 j7+/ i8+/ S9 S9+dirt disposal bags. The perfect replacement for irobot roomba bags..✔【High-efficiency Filtration】- The vacuum bags perfect replacement for roomba bags are made of excellent PP material and precise thickening non-woven fabric that effectively blocks over 99.9% dust and 0.3-micron particles and other debris..✔【Precise Dimensions】- The vacuum bags perfect replacement for roomba bags, have precise dimensions just like the Original.Easily inserted into cardboard slots and Recognized.The dirt disposal bag Can be snap into the machine easily and quickly, no extra effort to replace the dust bag..✔【Moderate Capactity】- The vacuum bags perfect replacement for roomba bags have moderate capacity. Each bag can hold around 30 bins of dust and debris. so you don't have to think about vacuuming at least two weeks at a time. Easy disposal without the cloud of dust..✔ 【Value Package & Good Service】- If you purchase the vacuum bags, you will get 12 pack replacement dust bags and 1 cleaning small brush and 1 manual which into 1 brown sturdy box.If you have any questions , please contact us in time. We will help with everything, including replacements and refunds..✔【NOTE】- This is a compatible spare part and any use of the iRobot roomba brand name or model designation for this product is made solely for purposes of demonstrating compatibility. ADPTOYU is an independent brand.