Universal Fit & Enhanced Aesthetics:Our Bird Bath Disk is designed to universally fit most outdoor birdbaths and bowls. Measuring 4 inches in diameter and weighing 1.58oz, this copper disk not only purifies the water but also enhances the overall aesthetics of your garden or backyard. Four-Point Support for All-Season Clean Water:Featuring a four-point support design, our Copper Bird Bath Purification Disk ensures physical safety and clean water all season long.It promotes water cleanliness and bird health by effectively purifying and maintaining the health of your birdbath water. This innovative design keeps the water welcoming to avian visitors, reducing the need for frequent cleaning. Powerful & Construction:this bird bath cleaner is strong in workmanship. Its 0.6mm thickness ensures durability and effectiveness in purifying the water. The copper disk forms a protective layer, enhancing its natural water purification properties without the need for chemicals. This makes it a reliable choice for maintaining a clean and healthy birdbath. Easy Maintenance & Cost-Effective:With our copper disk, you can extend cleaning intervals from every 3 days to about every 20 days. This saves you significant time and effort, making it a cost-effective solution. You 't need to purchase additional cleaning tools, as the copper disk does the job naturally. It's an investment that pays off in both time and money. The copper disk's undergoes a special passivation process, ensuring consistent performance year-round, regardless of weather conditions. It's an all-weather tool that keeps your birdbath pristine and welcoming. Name:Bird bath tray cleaner Color:As Shown Material:Copper Package Contents: 1 * Bird bath tray cleaner Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.