Comfort: Firm Mix of polyurethane foams with different densities, Template foam cut using digital technology to create a rounded shape on the edges of the seat, Polyester wadding 150g. Modularity as desired, Modules assembled with integrated metal clips, Non-removable cover, Offered in upholstery made from 100% Olefin fabric, Easy Clean with Eco-Friendly properties certified by Reach & Oekotex. Upholstered cover.