These durable 4-inch net pots are made from high-density polyethylene (HDPE), ensuring strength and chemical resistance. The open grid design promotes excellent airflow and drainage, preventing root rot while supporting growing mediums like clay pebbles and rock wool. Ideal for various hydroponic systems, these reusable and recyclable pots provide a safe environment for seedlings and young plants. Perfect for transitioning herbs, leafy greens, and small vegetables from germination to mature growth.