For more detail this asset from the Unity Asset Store: Click Here
Beautiful Sky v1.0
“Sharing is caring”
This is a stylized skybox pack contains 30+ stylized skybox. If you are making stylized or cartoon style games, these skyboxes may help you quickly improve the quality of your game.
• Contains 30+ stylized skyboxes.
• All skyboxes are stylized, including day, night (with and without moon), cloudy, clear,
overcast, and several low-poly style skies.
• All skies are in 4K (4096*2048) resolution.
• Suitable for any game.
• If you are using stylized or cartoon type materials in your game, these skyboxes may help you quickly improve the quality of your game.
• The scenes and models used in the video for demonstration are not included in this package, This skybox package does not contain any models.The video just show you how to use these skyboxes in a real project.
