Ko ngā whakapiripiri pakitara 3D he hua whakapaipai pakitara i hangaia mai i te pahuka polyethylene honohono-whiti (XPE). He hanganga pūtau-kati tēnei rauemi māmā, i whakapūpūhia mā te tukanga honohono-tinana, matū rānei. Ko ngā whakapiripiri pakitara he paparanga whakapaipai kei runga i te mata me te paparanga piri-ake, e taea ai te whakapiri tika ki ngā pakitara, ki ētahi atu mata papatahi rānei.