... strip, zigzag spring,sinuous spring,coil spring,sofa spring,no sag spring,belong to sofa parts Foam Flex 5009, OKE clip strip, zigzag ... , coil spring,zig zag spring,sofa spring,seat spring,back spring belong to sofa part or sofa fittingspring(1) Foam Flex 5009 (used with ... : 125m/roll 8>.5009-220, packing: 95m/rollOur Foam Flex inside the sofa are made especially for edge and good shape of ...