Sizohlanganisa umugqa wesibani oshumekiwe ongu-45 ° ne-silicone, enezici ezifana nokumelana nosawoti, ukumelana ne-asidi ne-alkali, ukumelana nokugqwala kwegesi, ukumelana nomlilo, nokumelana ne-UV. Ukudluliswa kokukhanya kuphezulu ngokufika ku-90%, futhi ukuphuma kokukhanya kufana ngaphandle kwamachashazi okukhanya. Ukukhanya kuthambile, akubenyezi lapho kubukwa ngokuqondile, futhi kunokuguquguquka okuhle. Ingagotshwa futhi isontwe, ifanele izimo ezihlukahlukene, ingalimazi kalula noma igogeke, futhi imelane nokubanda okukhulu namazinga okushisa aphezulu.