Durable material --- Made of plastic, sturdy and durable, anti-corrosion, strong oxidation resistance, long service life, easy to clean, reusable, easy to solve. Suitable size --- Filter 14*12*6cm, a set of 8 pieces, can be replaced at any time, compact, easy to carry, easy to store, and does not take up space. Scientific design --- The filter can prevent leaves, seeds and other debris from clogging the drainage ditch downspout and keep water flowing smoothly. Easy to Use --- No tools needed, just push them into the holes. Only occasionally clean the debris accumulated around the filter to facilitate drainage. Multiple uses --- Suitable for outdoor, outdoor, roof terrace and other underground water needs to prevent clogging of flowers, leaves and other debris and poor drainage. Note: The data is all measured manually, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.