● PE coated metal pipes are not easy to burn rust-resistant and sun-proof● Premium PP material is easy to maintain and anti-aging● Angled corrugation offers increased traction for plants to climb● Self-watering system of the planters prevents frequent watering● Drainage hole with cap maintains optimal humidity● Removable reservoir features a siphon design● Functioning as a large garden entryway a climbing trellis and planting bed● Move smoothly and stop steadily with the 8 universal wheels with brakes● Planter boxes feature universal fittings for extension● Faux woven rattan design adds a touch of sophistication● Slide-in posts and 3-way connectors promote easy assembly● 4 trellis caps enhance the overall structural integrity of the planters● Each set includes 2 planter boxes & 1 arch trellis