Igishushanyo cya U cyo kurwanya kugongana kurutoki kirashobora gukumira kugongana. Inkweto z'umupira zifite umwuka mwiza kandi ziguma ibirenge byumye mugihe cyo kugenda.
Inkweto z'umupira zakozwe muburyo bwo hejuru-buboheye, butanga amasogisi adasanzwe asa neza, agenewe ahantu harambuye.
Bikwiranye nibihe bitandukanye: turf, imbere, hanze, amarushanwa, yoroshye, ubutaka bukomeye, ubutaka bukomeye, ibyatsi karemano, ikibuga cya rubber, ikibuga cyubukorikori, stade, kugenda, imyitozo no kwiruka
Uruhu rwuzuye uruhu rwo hejuru, rurambye rwubukorikori, rupfa gukata insole ya EVA, iramba kandi iramba. Igishushanyo cyiza, iyi siporo ifite igishushanyo mbonera cyumucyo, kimwe nigikurura imbaraga zo kugenda no gukwega hasi