【NATURAL PURIFICATION】Keep Water Clear Harness the natural power of 99.9% pure copper. These discs release ions that suppress algae growth and prevent stagnant water. Enjoy a crystal-clear bird bath with less scrubbing, providing a healthier environment for your garden visitors while reducing maintenance time. 【ELITE CRAFTSMANSHIP】Engraved Bird Decor More than just a cleaner, these discs are a work of art. Each plate features a beautifully engraved bird pattern and "Qi Propitious" lettering, adding vintage elegance to your garden. The metallic brass develops a charming patina over time, blending perfectly with any outdoor decor. 【WILDLIFE SAFE】Non-Toxic Cleaning Solution Prioritize the safety of your feathered friends. Unlike chemical cleaners, our copper discs use a 100% physical process safe for birds, bees, and butterflies. Even if birds peck the disc, it remains completely non-toxic and worry-free for all garden wildlife and surrounding plants. 【DURABLE & ALL-SEASON】Corrosion-Resistant Brass Crafted from high-quality, electrically passivated brass, these discs are built to last. Engineered to withstand long-term immersion without rusting, they provide a stable, year-round water cleaning solution. Designed for the UK climate, from peak summer heat to frosty winters. 【UNIVERSAL FIT】Easy to Use & Maintenance No tools required. Simply place the 10cm discs into your bird bath, fountain, or pond. The 2-pack set allows you to treat multiple water sources simultaneously. Its slim, compact profile fits any basin size without obstructing birds' bathing space. Simply rinse to clean.