Imiterere yumwimerere yiyi moderi nuko panne yimbere yayo idafite EVA itwikiriye.Ubu bwoko bwimitwaro yoroshye ikenera kwihangana kugirango ubyare umusaruro.Igiciro rero kiri hejuru gato kurenza Imizigo yoroshye.Byongeye kandi, iyi ivarisi ikoresha inkoni ya aluminium, dogere 360 ​​izunguruka ibiziga, ibikoresho byose birahuza ibara.Hano hari ibice bibiri imbere mu ivarisi, kimwe ni imyenda, ikindi ni icyangombwa.Kandi iyi ivarisi ifite udufuni na bande ya elastike, kandi bande ya elastike ni ndende bihagije kugirango ifashe abashyitsi bakeneye gutwara imyenda myinshi.