Hydra Unlimited Root Halo Net Pot + Neoprene Collar, Pack of 150Designed to minimize labor while promoting stronger plant development, Root Halo offers a sustainable, zero media hydroponic solution that is entirely reusable. The Innovative "Snap In" tabs integrated within the netpot provide increased stability and can adapt to a wide variety of hydroponic systems' lid types. Root Halo is a 5. 5" media less netpot that is adaptable to fit 5. 5" lid types. Each netpot comes with one 3. 5" Neoprene Collar, which will