Flower Pot Hole Mesh Pads Bonsai Plant Bottom Soil Grid Screen Mat

What is this?The mesh screen is used to cover the drainage hole of the bottom container before planting, allowing water to drain freely while holding the potting soil in. Prevent potted soil and roots from going bad, provide good support.What will I get?Shape: RoundMaterial: PlasticThickness: Diameter: Package Contents: 50 x Filter GasketsAre there any advantages of the product?Reusable plastic material is resistant to corrosion and aging, toughness, and can be cut at will.How to use it?Simply place the flowerpot mats over the empty pots’ holes and fill them with soil.What should I notice?The grid pads can be combined with a lined saucer to keep dirt from washing out of planters.