ʻO ka mea lapaʻau ʻekolu-layer i loko o ka ʻōpū a mākou e hana ai, ʻo ia ka PEBAX a i ʻole ka nylon o waho mea, linear low-density polyethylene middle layer a high-density polyethylene inner layer. Hiki iā mākou ke hāʻawi i nā mea waho me nā waiwai likeʻole, e like me PEBAX, PA, PET a me TPU, a me nā mea i loko me nā mea likeʻole, e like me ka polyethylene kiʻekiʻe. ʻOiaʻiʻo, hiki iā mākou ke hoʻonohonoho i ke kala o ka pahu i loko ʻekolu e like me kāu koi huahana.