Ƙwallon gilashin launi, ba shakka, ana yin amfani da mafita na gilashi masu launi, kowane nau'i na dabaru a cikin ruwa narke ba su da lokacin sanyaya don sarrafawa, kamar a cikin ruwan gilashin a cikin kayan launi mai zafi, ko haɗuwa da 'yan kaɗan. nau'in ruwan gilashin launi, ko a saman ruwan gilashin tare da kayan ado masu launi. Bayan haka, a hankali a yanka ruwan gilashin zuwa girman guda, sannan a nika a hankali, ana shafa zagaye, sa'an nan kuma ginshiƙan gilashin masu launin gilashin.