Le mveliso itywinwa kakuhle, imile, isetyenziselwa ukutya. Ubungakanani kunye nobukhulu bemveliso bunokwenziwa ngokwezifiso, kubandakanywa izinto ezisingqongileyo ezinokuchithwa kunye nezinokuphinda zisetyenziswe, kunye ne-zipper yokutywina kunye nokusebenzisa kwakhona, kwaye isikhwama sinefestile ukuze ubone izinto zangempela ngaphakathi.