4L Square Reinfa Strawberry Root Control Pot, Modular Hydroponic Growing System. Air Pruning Design: Enhances root aeration and prevents root circling for healthier plant growth. Modular Square Shape: Allows flexible, space-efficient stacking and easy system expansion. Food-Safe Material: Made from durable, reusable, high-quality plastic suitable for hydroponics. Light Color Finish: Breathable structure prevents overheating and reflects light effectively. 4L Capacity: Ideal volume specifically designed for strawberry cultivation. High Temperature Resistant: Built to withstand heat for stable performance in various environments. Customizable Options: Available in light colors and customizable from designs or samples. Easy Maintenance: Simple to handle, clean, and install for repeated growing cycles.