Get window boxes that burst with traditional charm with the Alexandria. This 100% aluminum window box cage features a lovely lattice-inspired pattern with timeless design appeal. And for rust resistant outdoor performance, each box is finished with a luxurious black powder coated paint. Display as is and fill with favorite terracotta pots, or order a pre-sized liner to match in white cellular PVC, galvanized metal or real copper. Each aluminum planting cage measures 25"L x 9"W x 9"H to accommodate liner and can mount to brick, masonry, wood or stucco. The Alexandria also makes a lovely deck railing planter. Hardware and brackets sold separately.