This 6-pack of terracotta rectangular railing planters comes with adjustable black metal hooks and matching base trays. Built-in drainage holes prevent overwatering, while the adjustable hooks fit various railing widths, making them perfect for growing flowers, herbs, and succulents on balconies, fences, and patios. | Oumilen | | 6-Pack Railing Planter Boxes, Terracotta Rectangular Window Planters with Adjustable Hooks, Drainage & Tray for Balcony | Best Buy