Thickened Material: Our downspout extender is made of high-quality UV-proof PP material,UV-proof, that offers long-lasting protection,resists fading, deformation, and cracking. Preventing Soil Erosion: The downspout splash block efficiently directs rainwater away from your house , this downspout set helps prevent flooding, erosion, & expensive repairs. Easy Installation:Manual operation by yourself,The downspout splash block flexible 2-piece construction is super-easy to assemble & store; With 2 pre-made holes, use the fixing nails when needed to prevent movement during heavy rain or wind. 15-degree Slope Design: Our gutter splash guard have a stepped down design that prevents dirt and water build up,15-degree slope it can be used on flat ground. Large Convenient Size: Splash blocks measure (L x W x H): 24x 9.5 x 2 inches,The black splash block blends discreetly with soil, while grass green is recommended for lawn placement. Color: Green Material: PP Package Contents: 2 * Downspout Splash Block Only the above package content, other products 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.