ʻO nā huahana me ka fiber aniani a me ka mineral fiber e like me ka nui o ka hoʻoikaika ʻana i nā fibers i kūpaʻa friction coefficient, a me ka ikaika kiʻekiʻe, ke kūpaʻa wela kiʻekiʻe a me ke kūpaʻa ʻaʻahu.

ʻO nā hiʻohiʻona noi a me ka laulā o ka noi he ākea loa, ʻoi aku no nā kaʻa koʻikoʻi ma nā alanui pālahalaha a me nā alanui puʻu.

ʻOi aku ka paʻa o ka huahana a ʻoi aku ka lōʻihi o ke ola lawelawe, a ʻo ke kumukūʻai ʻoi aku ka maikaʻi ma waena o nā ʻano huahana like