Flexible and practical, this set of 4 raised planters is built from premium polyethylene for all-weather durability. Each planter arranges into square or rectangular garden beds, or stacks higher for specialty plants. A built-in self-watering disk and drainage holes ensure consistent moisture. Ergonomic raised height reduces bending and discourages pests. No tools needed for assembly. Each measures 16in x 16in x 17.5in.