Ko te nuinga o te pouaka hurihanga he mea hanga ki te taiao (HDPE)(PP) rauemi mata.He mea hanga motuhake ma te kotahi-waahanga i werohia te mahi niao.Kaore he rereke, he maeneene te mata, he ngawari ki te horoi, he pai te whakamaarama waiariki, kaore e mataku ki te taka, he roa te ora o te mahi.