Features: Discover solution for soilless gardening with our Rock Wool Hydroponic Grow Media Cubes, designed to provide conditions for seed sowing and germination. These highly porous Rock Wool cubes ensure excellent air permeability and strong water absorption, promoting healthy root development Perfect for gardening enthusiasts and educational institutions, these grow media cubes to a wide range of users seeking efficient plant cultivation methods. Suitable for various setting such as indoor gardens, balcony planting, school laboratories, and office greening project Embraces the future of gardening with these blocks that enhances plant growth without the need for traditional soil. Specifications: Component:Rock Wool Type:50Pcs/36Pcs/60Pcs/21Pcs/33Pcs/100Pcs/72Pcs/120Pcs Size:As shown in the figures Package Includes: 8 Optional Package: Package 1 Include:50Pcs Rock Wool Cubes Package 2 Include:36Pcs Rock Wool Cubes Package 3 Include:60Pcs Rock Wool Cubes Package 4 Include:21Pcs Rock Wool Cubes Package 5 Include:33Pcs Rock Wool Cubes Package 6 Include:100Pcs Rock Wool Cubes Package 7 Include:72Pcs Rock Wool Cubes Package 8 Include:120Pcs Rock Wool Cubes note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.