naughty castle,indoor playground material:LLDPE,galvaniced pipe,sponge,wood,PVC cloth. attractive design,safe and durable naughty castleindoor playground1.component: ball pools, trampoline, slides, space-time tunnels,soft ladders,various tubes, play panels and so on.2.material:a,plastic part:LLDPE(imported from Korea),rotational mould. b,metal part:galvanized steel. c,soft part:sponge,wood, ...