Genuine Leather is a natural material from animals and therefore differs from hide to hide. Whereas Synthetic Leather are treated and reacts differently during coloring and tanning process, to replicate these textures of a Genuine Leather.While we handle all of our product with utmost care, irregularities such as dents, scars, scratches, wrinkles or blemishes are normal, and should not be considered as a defect. PUMA Smash v2 Leather Trainers