Hoʻohui ʻia ʻo PE Float Environmental Barrier i ʻelua mau kino lana. Hiki iā ia ke ālai i nā moku, nā moku moku, a me nā lawaiʻa lawaiʻa ʻole, a me nā ʻōpala, nā mea kanu wai a me nā mea lana ʻē aʻe.Hana ʻia kona pūpū kino lana me ka polyethylene lawe ʻia mai ka meaʻai me ka lōʻihi o ka lawelawe ʻana, a hoʻopiha ʻia me ka polyurethane foam i loko, nona ka paʻakikī ikaika a me ka ikaika o ka iwi kiʻekiʻe.