Tawulo losambira lotayirali, lokhala ndi 70 * 140cm pachidutswa chilichonse, limapangidwa kuchokera kunsalu yapamwamba kwambiri yopanda nsalu, yabwino ngati nsalu yotsuka. Zopakidwa m'matumba osindikizidwa ndi vacuum kuti zikhale zaukhondo komanso zosavuta, matawulo osalukidwa awa amapereka njira yabwino yosunga ukhondo.
