This window hanging is made using L.C. Tiffany method of copper foil, during manufacturing I use only the highest quality materials, such as: 1️⃣ 3 mm Spectrum Glass (USA); 2️⃣ 3 mm Wissmach Glass (USA); 3️⃣ Copper Foil; 4️⃣ Black Patina; 5️⃣ Wax. Materials: Glass, Black Patina, copper foil, tin Height: 9.45 inches Width: 8.65 inches