The Viagrow DWC hydroponic veg lid is a heavy duty wide lip bucket lid with four three inch mesh pots. The vegi bucket lid is designed to fit on standard 3.5 Gal. and 5 Gal. buckets and has an easy on and off ability . The Vegi lid has four 3 inch net cups that are great for all hydroponic and container gardening growing applications as the mesh pot creates ample aeration for root development and deters weeds. In addition, the black opaque plastic will keep light out thus preventing algae from g