Looking for a threshold ramp? This plastic ramp is designed to make it easier for the robot to sweep up the stairs. It is lightweight, easy to carry, and non-slip. Portable size, easy to use, suitable for indoor stairs or steps at the gate, convenient and practical. Groove treatment, the anti-slip effect is good, it can also be used in the toilet. Features - Color: Black - Material: Plastic - Size: 17.10X5.10X1.30cm/6.72X2.00X0.51in - Suitable for various door steps, thresholds and small thresholds, facilitating the passage of the robot vacuum cleaner. - Simple color design, this robot vacuum cleaner ramp is stylish and beautiful and complements the home decor. - Made of plastic material, durable and easy to clean, not easy to slip, ensuring the safe passage of the robot. - Easy to install, no tools required, simple DIY. Provides you with more convenience to use in your daily life. - After groove treatment, the compressive strength and anti-slip effect are good, and the bathroom can also be used. Packing list 2 x Plastic ramp plate