... part:LLDPE(imported from Korea),rotational mould.b,metal part:galvanized steel.c,soft part:sponge,wood,covered with PVC.3.different ... & Part Details1.PLASTICLLDPE,rotational mould2.POST(Guardrail,handrail etc)Galvanized or steel,(or luminum,galvanization,as per request).3.DECK,STAIRS,BRIDGESWood ...