For many houseplants, the best location is a windowsill, and the ideal container is a shallow copper tray that is handsome, durable, and never leaks. Ours are made from heavy copper with felt protectors. They come in 3 sizes to accommodate a wide variety of plants. For humiditray designed to sit inside our custom-fitted copper trays click here. Copper Tray No. 3 measures 26½" x 11" x 2½".