Ua kapa ʻia ke kila a me ka plastic grating he kila-plastic composite geogrilles, he uea kila ikaika kiʻekiʻe (a i ʻole fiber ʻē aʻe), ma hope o ka mālama kūikawā, me ka polyethylene (PE), a hoʻohui i nā mea hoʻohui ʻē aʻe, ma o ka extrusion e hoʻolilo iā ia i hui pū me ka ikaika kiʻekiʻe. , me ka hoʻopaʻa ʻia ʻana, ʻike ʻia hoʻi he geostrip hoʻoikaika ikaika kiʻekiʻe.