Features: Threshold Assistance: Designed specifically for robotic vacuums, this ramp helps machines easily climb over thresholds, minimizing wear on both device and your floors. Versatile Compatibility: Suitable for various including for , for , for , and for , this accessory adapts to different models, for seamless integration into your cleaning routine. Easy Maintenance: With its dust- design and easy-to-clean materials, this ramp ensures a hygienic solution that maintains a tidy living space without requiring extensive upkeep. Stylish Options: Available in multiple colors, this ramp complements your interior decor, providing a functional yet aesthetically pleasing addition to any room in your home. Notice: 1:Threshold bar available threshold height:for cloth sweeper recommended available threshold height of 2.5-3.5 cm. 2:When first used, as map has been built, the threshold bar requires manual assistance machine uphill (drive machine on threshold can be, or reset build map can also be). 3:The sliding door with a groove in middle is not suitable for use of threshold bar, the machine be stuck in groove. Color: Black Material: TPE Please note: the physical slightly color difference or difference, does not affect use, please do not mind, thank you! Package Contents: 1set Threshold Strips Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.