NIUNIU WIDE APPLICATION: For smaller holes, you can squeeze or use plier to shape for fitting.Suitable for rooftop balcony outdoor/garden/ditch. FUNCTION: Stainless floor drain roof floor drain has large displacement to prevent blockage, prevent the clogging of water, flowers, leaves and rats. MATERIAL: Indoor floor drain made of high quality stainless steel material, not easy to rust , durable and lasting long time , operation to simple.EASY TO INSTALL: Downspout leaf filter gutter beautiful apperance, solid and no splashed,and measure the inner size of downspout,no tools required, simply push them into holes. Delivery Quantity: 1pc, Package Contents: Only the above package contents, excluding other products. Size: with 40mm PV tube (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Color: silver (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)