Iris Planting Frame is part of the soilless vertical wall system line by John M. Lamos. This frame measures 27 inches by 42 inches and is cast using an eco-friendly “cementitious” material (cement blended with various recycled material) and has tensile strength and is lightweight. Inside the frame is fitted with an extracellular matrix (recycled materials) that provide a healthy environment and non-confining space for optimal root growth and oxygenation. Our products are “green” and made only in the USA.