He mea hanga ki te polyester me te papanga kiriata TPU. Ko tetahi atu kowhiria he kumemau parewai kei mua. He parewai teitei. Ko tetahi atu kowhiria te ararewa mata o roto, kei te taha o te hau kei te taha o muri, i te wa e whakakakahu ake ai te manawa me te whakamarie.