Signature LUTs are lookup tables that are used in color grading to apply specific color transformations or "looks" to digital images or videos. LUT stands for "Lookup Table," and it essentially maps input colors to output colors, allowing for precise control over the color grading process. GL Signature LUT's - Buy in Gastón Luna Presets (gastonlunapresets.com) Hidden Content: **Hidden Content: Content of this hidden block can only be seen by Gold Members(click for instructions) after they click 'Like'.**