The TruDrop Slat self-watering square plant box , ideal for entryways, decks and patios, is designed with the innovative TruDrop built-in self-watering system ensuring your plants stay hydrated with minimal effort. Crafted for durability, it withstands outdoor use year-round, boasting a 10-year warranty for peace of mind. Its sleek, cube shape adds a touch of elegance to any space. Plus, with optional wheels, mobility is a breeze, making it perfect for rearranging or catching the right amount of sunlight. Whether you're a seasoned gardener or a beginner, this self-watering planter is a game-changer, promising lush, thriving plants with ease. Experience the convenience of 4-6 weeks without watering thanks to the innovative TruDrop One with built-in self-watering technology. Planter measures 23" x 23" x 20" H Instructional guide here. See how the TruDrop system works here  10 Year Limited Warranty Easy to read water level indicator lets you know when your planter needs a refill. Double-walled design ensures root protection and weather durability Food-safe Environmentally friendly: 100% recyclable, 50% less water and fertilizer usage Can be used indoors or outdoors.