This color mottling is a natural occurrence in this type of "Pull-Up" leather and in no way will affect the durability or life of the boot, but is in the nature of this beautiful natural leather product. Ankle-high desert boot featuring two-eyelet lace closure and single-welt tonal stitching Distressed "pull-up" oil finished leather uppers Clarks-Mens-BUSHACRE 2- OLIVE SUEDE-8.5-M