This shoulder leather is manufactured by La Perla Azzurra in Italy and is characterized by a plant-based tannin tanning process and a waxed grain surface. Thanks to the Vacchetta method, it is richly infused with oil, allowing the leather to develop a deeper, richer color and a natural sheen as it ages. In addition, a natural grain-revealing shrink process is applied, which results in a wide variety of textures within a single piece of leather—