These good PE leak-proof soil mesh pads can prevent soil leakage and ventilation. You can place them in the bottom of pots with small holes. They have very efficient drainage. With it you don't have to worry about root and soil loss. Features - Material: PE. - Size: 8.00X8.00X0.10cm/3.14X3.14X0.04in. - Made of sturdy and non-deformable PE material, it is durable and can be used for a long time. - The flower pot mesh pad is reusable, keeps the holes open for a long time and improves drainage. - Used for bottom holes of various perforated flowerpots to prevent entry and soil loss, and increase air permeability. - Perfect for bonsai or outdoor pots that can flow through the necessary drainage holes and keep the soil in place. - They minimize soil migration out of pot drain holes, keeping your deck, house or table clean. Package list: 20 x Flower Pot Mesh Pads