[Applicable Machines] This dust bag is currently only suitable for G35+ G40 G40+ sweeping robot, temporarily to other devices, please confirm the model number of the device before purchase [Higher Quality] Made of two layers of ultra-fine meltblown fabric and two layers of non-woven fabric, it is tough and wear- enough to resist damage from debris, and prevents 99.97% of dirt, debris, and other particles as small as 0.3 microns from leaking into the dust collection bin [Sealing Rubber] Thick rubber ring, pull up the flap when replacing the dust bag, easy to seal off the dust and prevent the dust bag from leaking during movement and causing secondary air pollution [KIT INCLUDES] Includes 14Pcs compatible with for G35+ G40 G40+ Robot Disposable Dust Bags with 3L capacity, each bag holds up to 7 weeks of debris (depending on how many times the sweeper sweeps and how much dust is in the home), the kit is designed to meet the long term replacement needs of 10-12 months. Compatible Models:Compatible For G35+,G40+,G40 Hybrid+ Colour:Blue Material:non-woven fabric Package Contents: 14 * Dust Bag Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.