Lesi sikhwama sinesakhiwo esiqinile esenziwe nge-aluminium, i-ABS nebhodi le-MDF, okwenza siqine ngokwedlulele. Kungakhathaliseki ukuthi usohambweni noma usohambweni lwebhizinisi, kuyasebenza kakhulu.
Siyimboni enesipiliyoni seminyaka engu-15, esisebenza ngokukhethekile ekukhiqizeni imikhiqizo eyenziwe ngokwezifiso njengezikhwama zokwakheka, amakesi okwenza izimonyo, amakesi e-aluminium, amakesi endiza, njll.