A customizable material pack built for Unreal Engine 5. Includes 5 4K resolution materials with seamless pattern masks and a master material that allows for easy control and customization of materials. The materials are set up to support the Diffuse, Normal, Metallic, Roughness, Ambient Occlusion, and Specular channels of PBR materials. The master material also includes a dirt channel for the user to add and customize their own dirt masks. As a bonus, we have added 2 free dirt textures that use 3 dirt patterns each for a total of 6 unique dirt effects.