RediRoot Plastic Air-Pruning Container #5 RediRoot Plastic Air-Pruning Containers feature a slatted design that distinguishes it from a traditional solid wall container. This design reduces circling roots and provides an ideal environment for air root pruning to occur. Air root pruning is a process where a plant\’s roots are pruned as they grow rather than when they are transplanted. Basically, when a root tip comes in contact with theair it is pruned, sending a signal to the plant to produce more lateral or fibrous roots. RediRoots design features raised feet allowing for 360-degree air-pruning helping you get the most from your plants and trees. RediRoot has a variety of additional benefits including: Reduces and often eliminates circling roots Airflow allows growing medium to dry evenly reducing wet spots Increases yield Produces a dense, fibrous root structure Reduces transplant shock Made from recycled materials BPA-free and UV resistant Product Specifications Top Diameter10.35 inches/26.30 CM Bottom Diameter9.06 inches/23 CM Height10.67 inches/27.10 CM Volume3.42 gallons/12.90 liters The RediRoot Approach Customer Feedback: My plants keep getting root rot.RediRoot Solution: RediRoot offers 360-degree aeration. That air is great for root development and allows for your soil to dry evenly, drastically reducing the of your plants suffering root rot.