. ISTA Water Plant Cultivation Ceramic PadsDesign: A rust-resistant stainless steel mesh secured by clips over a specialized ceramic base.FIR Technology: The base is composed of Far Infrared (FIR) ceramic, which promotes water flow and effectively prevents the bottom layers of the moss from rotting.Available Shapes: You can find these at retailers like Aquariums India in Square (5x5cm), Rectangle (5x10cm), and Round variations.2. ISTA Water Plant Cultivation Platforms (Grid Packs)Design: Interlocking plastic grids designed to build custom layouts.Flexibility: They utilize a 3-section design that allows substrate at the bottom, moss in the center, and a protective cover on top.Aquascaping: They can be linked into straight lines, curves, or S-shapes to carpet the tank floor seamlessly.