It is a mainly just a pop of color on your lips. It leaves no glossiness or shine to the lips but simply just stain them to add a little bit of color. They are usually buildable and you can actually get a real color to your lip. Usually a tint is very long lasting or at least longer lasting then a regular lipstick or a gloss.
The second step after cleansing should be the use of a toner. Korean toners are packed with different substances that are beneficial for your skin. This is really not a step that should be skipped if you have any problems with your skin. After cleansing, the skin is quite sensitive and the toners bring nutrients back to the skin to protect it. Toners preps your skin for the next steps of your skincare routine. Many toners have the main purpose to hydrate the skin and this is of course important even if you have oily skin.