After completing the markup stage, move into cleaning up the Nike Air Max athletic shoe. Focus on textural detail as well as larger areas of value and hue. Follow high end retoucher, Sef McCullough, in a more advanced method of frequency separation. Using an advanced texture cleanup process, overcome the negative association with frequency separation by eliminating the problems around low frequency blur. Leverage the power of the median tool and wipe away the destructive haloes cause by gaussian blur. Challenge yourself to think in a new way, following an advanced texture cleanup process.