Ka BV pūʻulu ninoieo o pulls i mai i ka laulā o ka nui like 'ole o lalo, a mau huinahń loa' aukā kumukuai a me ka hoike ana. Ka nou ana la o pulls Ka makamake nui o ka contour wahi malalo o ka loaʻa i ka nohoʻana ma ergonomic manaʻo nei ke. Pulls i mai ka noho hookolokolo kumukūʻai i loaʻa i loko o kekahi lōʻihi, e kauoha. A nuiʻano o ka hookolokolo, kookoo, a me ka tubing nui like 'ole i puu waiwai no laila,' ano like manao hiki ke hoʻololi i.