Thank you for considering to purchase the Real Graffiti Decals: Tag Pack by Mosaic Environments. 

You can check the documentation here

(It's rendered with Unreal Engine 5.1 both with path tracer and lumen*)

This handcrafted pack includes 20 unique graffiti alpha mask in 4k resolution, 1 noise textures
1 master material with exposed color, roughness, metallic, opacity and fade parameters for ageing and customization*,
20 material instances*

*The pack doesn't include the environment shown in the renders; they are for illustration purposes only.
**The material and master material available only in the Unreal Engine package