ʻO ka hulu hipa polar kahi lole synthetic i hana ʻia mai nā fiber polyester. ʻO kona mau hiʻohiʻona kūikawā he mea kūpono ia no nāʻaʻahu, nā pale lole a me nā lole. He palupalu loa ka lole, ʻoluʻolu a maʻalahi hoʻi e ʻaʻahu, kūpono ia no nā kūlana anuanu.
ʻO kekahi o nā mea maikaʻi loa o ka hulu hipa ka hiki ke mālama iā ʻoe i ka mahana. ʻO nā waiwai insulating kiʻekiʻe o ka lole ʻo ia ka mea e pahele ai i kou kino wela, e mālama iā ʻoe i ka ʻoluʻolu a i loko o nā mahana maloʻo. ʻO ka mea hou aku, he hanu ka huluhulu polar, e ʻae ana i ka ea e hele i loko e pale i ka hoʻoulu ʻana a me ka hoʻoulu ʻana o ka makū. ʻO kēia hiʻohiʻona kūʻokoʻa e hana i ka huluhulu polar i koho kaulana no ka poʻe hoihoi waho a me nā mea pāʻani.