Cleanliness refers to the state or quality of being free from dirt, dust, and other forms of pollution. It is the condition of being neat and tidy, with everything in its proper place and nothing out of order. Cleanliness can also refer to the practice of maintaining hygiene by regularly washing, bathing, or using cleaning products to remove dirt and germs from one's body or surroundings. In general, cleanliness is an important aspect of healthy living and good personal habits.