The palm from the hand doesn’t comprise melanin (pores and skin pigment) or hair follicles. The only other spot on the body that lacks both of those is the only in the foot. Both of these surfaces even have thicker skin than other areas of the human body. Wise Vocabulary: https://bsearchblog.com/en/elevate-your-leathercraft-with-our-bag-making-hand-press-and-dies