Sturdy & Durable The hanging basket is made of high-quality, hand-welded solid steel bars and then sprayed with a thick, hard plastic coating Natural, breathable and moisturizing coco liner can provide a good growing environment for plants and help them grow healthier. We provide accessories to strengthen the solidity of railing planters so that they can provide safe support for plants and soil. Size*Package Included The length of the outdoor planter box is 30 inches , the width is 7 inches, and the depth is 7 inches.You will receive 2 x30" hanging basket set (30" coconut liner + 30" metal basket + set of support kit), each package includes 2 metal window box, 2 coconut liner, 8 hooks, 16 sets of screws and nuts, 4 sets of drywall anchors and screws. Easy to Assemble First secure the 2 hooks together with screws, you need to secure 2 sets. Then assemble the metal window box and hooks together with screws, making sure they are tight enough. Finally place the coconut liner into the assembled metal window box and it is ready to be used for growing plants.