1. Drainage well cover, kitchen sewage ditch drainage sewer ditch cover. 2. Use channel drainage grilles to protect your drainage system from the forefront, drain excess surface water, and prevent leaves and debris from entering and blocking your pipes. 3. This product is different from previous metal . Don't worry about rust, it is lighter than similar metal , but it is also strong and durable, and it is a good choice for your sewer maintenance. 4. Channel drainage grille handles moderate water flow from the driveway concrete and paver terrace swimming pool area courtyard and sidewalks 5. Use channel drainage grilles to protect your drainage system from the forefront. Type name: resin manhole cover trench cover Style: modern and simple Application: home, gardening, etc. type: 1 Colour:black Material:Composite material Size:50 x 30 x 2 cm Package Contents: 1 x Trench cover Only the above package content, other 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.