FUNCTION - The right angle edge sweeper slope threshold pad helps your robot vacuum cleaner cross the threshold (height 1-3cm), which makes cleaning more extensive and efficient. WIDE COMPATIBILITY - The ramps door threshold widely applies to all kinds of sweeping robots. Compatible with for /for /for , etc. PREMIUM MATERIAL - Robot vacuum threshold ramp designed with TPE soft plastic, can be bent freely and the wavy is not easy to slide. The bottom adopts non-marking double-sided adhesive, helps to attach to the floor without leaving traces. Rounded edges for full-angle climbing. Adjustable length modules, combine them according to your actual needs. Color: gray Material: plastic Package Contents: 4 * Threshold Strip Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.