Hydroponic netted pots are disposable but also reusable in some cases. They are used to hold the substrate/media and seedling plugs in a hydroponic nft (nutrient film technique) systems. These netted pots are a great size for growing lettuces or other similar short term crops.
The preferred substrate/media is either perlite or granulated growool. Made from polypropylene (PP), and considered safe for Hydroponic use. They are BPA free and widely for hydroponic crop production.
Channel Hole saw Size: 43mm
Rim Size: 53mm