He pahu hale kaʻa, i kapa ʻia ʻo ka pahu, he mea hoʻoili ukana i hoʻopaʻa ʻia ma luna o ka hale o ke kaʻa e hoʻonui ai i ka hiki o ke kaʻa. ʻO kā mākou mau pahu o ka hale i hana maʻamau i nā mea ikaika a paʻa, e like me ABS plastic, polycarbonate, etc., he wai wai, pale, a paʻa. He mea maʻalahi ka hoʻokomo ʻana a me ka wehe ʻana i ka pahu o ka hale, hiki ke maʻalahi ke kau ʻia ma luna o ka mea lawe hale, a hāʻawi i kahi wahi mālama hou, kūpono no nā hana like ʻole e like me ka huakaʻi ʻohana, hoʻomoana, ski, etc.