... which ensures the durability, but usually, others just use 20 density which is bad.3) Frame, other manufacturers ... table etc3,Sofa Series:outdoor sofa,indoor sofa,rattan sofa,wicker sofa,compound sofa,combination sofa,single sofa, love seat,corner sofa, leisure sofa, sofa bed, round sofa etc.4, ... longue, sun umbrella, garden furnitures in sets, cane furniture etc, Patio furniture rattan sofa set