... /grain leather. 3.OEM accepted. 4.Modern design. 2011 office leather sofa LY-11001. Raw material guarantee A) Wood frame a) ... Foams: High-resilience foam Sponges are high density rebound foam,sofa feels comfortable,any density elasticity foam available E) Adhesive: Hazardous ... leather, Chinese leather,top grain leather, split, bycast, micro-fiber,pu,pvc) a) Italian top grain leather + PVC=half leather ...