Outer Diameter 9cm (3.54inch) x Height 2cm (0.78inch), Inner Diameter: 5cm (1.96in). There is a larger filter area with lots of small holes to catch small food scraps without getting caught between the filter and the drain. Perfect for kitchens, bathrooms, laundry rooms, bathtubs, balcony drains, toilets, sinks and other drains. Easily slips into your drain to keep food out of the pipe. Rinse the sink filter with liquid soap to remove grease and dirt. We only sell filters, not other items in the picture. Due to the differences between different monitors, the pictures may not reflect the actual color of the item. Due to manual measurement, please allow slight errors in size.