Giorgio Armani No. 04 is a moderately warm-toned, medium-dark yellow with a luminous finish. It is a permanent highlighter that retails for $62.00 and contains 1 oz.
Giorgio Armani No. 04 Fluid Sheer ($59.00 for 1.0 fl. oz.) is a warm-toned, sheer yellow with a subtle, luminous shimmer and sheen. As a highlighter, the effect is similar to Chanel Or or bareMinerals The Shining Moment to a subtler degree (see comparison swatches here).