Features: Your bird bath with these 4pc Fish Shaped Copper Purification Disks, designed to naturally algae growth using copper's cleaning ions while adding decorative charm to outdoor spaces. Crafted from brass with intricate fish carvings, each 1.2 inch disk (0.45 ) provides chemical water purification, ensuring a healthier environment for birds and reducing maintenance efforts by 80%. Ideal for conscious garden enthusiasts and bird lovers seeking a sustainable, low maintenance solution to keep bird baths clean and visually appealing throughout the year. Perfect for outdoor bird baths, garden fountains, or decorative bowls, these copper disks blend seamlessly into backyard decor while actively preventing algae buildup in or shaded areas. Transform your garden into elegant with these functional brass ornaments, combining practical algae prevention with artistic fish designs to nature and effortlessly. Specifications: Size:3.91 x 0.69 x 2 cm Weight:49.9 g Package Includes: 4 -shaped Bird Bath Copper Purification Disk note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.