Calypso™ Planter with Trellis and Water ReservoirDESCRIPTION The Calypso Planter allows the roots of plants go through the small openings in the double bottom to access as much water as they need, while the water level indicator helps prevent the planter from being over watered. FEATURE Build in water reservoir with double bottom. 2. 5 Gallon Capacity Water level indicator 4 wheels 2 lockable Leakproof for indoor outdoor use BPA free polypropylene material is safe for growing all types of plants