The FloraFlex® PotPro™ Cube is a hydrated coco cube. This ready to use medium, saves you space as well as labor time. Place your 8 inch PotPro™ Cube into the PotPro™ Pot, hydrate with your nutrient solution and water, plant your plant, top it with a 8 inch FloraCap® and you are ready to hand feed. Advance to automation by attaching (2) FloraClips to your FloraCap® and use FloraTubing to connect your plant to your Quick Disconnect Pipe System Bubbler. Now let your PotPro™ System take care of your plants.