PS color flat map materials refer to digital image resources that are typically used in graphic design, especially in software like Adobe Photoshop. These materials are often in the form of templates or stock images that feature a flat design style with vibrant colors. They are used for various purposes, such as creating posters, social media graphics, and digital art. Flat map materials can include elements like icons, illustrations, and background textures that can be easily overlaid onto a canvas for further customization.