Chikopa cham'munsi chimakhala chophwanyika komanso chopangidwa ndi perforated, chomwe chimapangitsa kuti chikopacho chikhale chopumira, ngalande ya chinyezi ndi mpweya wabwino, anti-slip ndi kuvala, ndipo nthawi yomweyo amawona mpweya woyambira wamagetsi, kutentha ndi ntchito zina.