Dalap - He tohunga ki te R&D me te hanga i ngā putea me ngā kēhi tiaki kounga teitei.
He maha ngā momo rauemi o tēnei hua, tae atu ki te hiako kounga teitei, te PU pakari (polyurethane), te papanga maha-whakamahinga, me te EVA pakari (ethylene vinyl acetate). Kua tīpakohia ia rauemi mō ōna āhuatanga ahurei, e whakarite ana i te kāhua me te mahi. He ātaahua, he ataahua te hiako, ko te PU ia he mea māmā, he hoa-taiao, engari kāore e whakaiti i te pakari. Ka tāpirihia e ngā kōwhiringa papanga he kakano me te manawa, e pai ai te hua mō ngā taiao rerekē. Hei tāpiri, ka whai wāhi te EVA ki te whakamarie whānui me te mimiti ru, e pai ai tēnei mō te hunga e rapu ana i te taurite o te ataahua me te mahi.