LIFETIME DURABILITY: Resilient pure copper using artisan hammering techniques, this bowl is handcrafted with 22-gauge copper for lasting durability. MULTI-USE: Versatile functionality for allowing multiple birds to bathe, play, feed on seed and drink water. Compatible with most bird heaters and solar-powered fountains. SAFE FOR BIRDS: Copper baths are a bird's best choice. Natural lack of harmful coatings, and natural patina makes it reliable and ideal for bird habitat. IDEAL DESIGN: Perfect for hosting multiple birds to perch on the basin's edge for drinking. The Audubon Society recommends an optimal fill of 2 inches. Easy to hang and install and requires no installation tools, hangs on tree branches or garden hooks. EASY TO CLEAN: Clean the surface by gently wiping it down with a damp cloth. The brass chains and loop are rust resistant for easy maintenance. DIMENSIONS: 18" Diameter 17" Hanging Length WEIGHT: 2 lbs.