Work in a well-ventilated area, preferably outside.
Use a face mask to protect yourself while spraying, even if you are outside.
Let the first coat dry completely.

The Spruce / Meg MacDonald
Then, spray a second coat and let that dry.
What Is an Ombre Effect?

The Spruce / Meg MacDonald

The Spruce / Meg MacDonald

The Spruce / Meg MacDonald

The Spruce / Meg MacDonald

The Spruce / Meg MacDonald

The Spruce / Meg MacDonald

The Spruce / Meg MacDonald