What is Oil Pull-Up Leather ?Oil Pull-Up leather is aniline dyed in the drum to create deep, vibrant colors.It is finished with a combination of transparent waxes and oils, which gives the leather a very softhand, or feel. When this leather is stretched or pulled, the color migrates and becomes lighterin the pulled areas. Hence, the name “pull-up” refers to this change in color. As a pure anilineleather, marks, scratches, and signs of wear will show and a rich patina, or shine, will increaseover time.