It is light in weight, easy to carry, and non-slip. 3pcs Practical Sweeping Robot Entry Ramp Sweeping Rubber Doorway Ramp. 3 x Ramp Mat. Rubber Ramp Indoor Ramp Pad Glow in the Dark Ramp. 4 Pcs Small Ramp for Robot Vacuum Rubber Sweeping Cushion Slope Mat.
eBay