HIROSHICrafted from smooth calf leather, both the exterior and interior lining exude seamless harmony and refinement. Thoughtfully designed, the bag features a full size compartment pocket, an inner flat pocket and a zip pocket for added convenience, and is accompanied by a detachable shoulder strap, 5 foot studs for extra bottom protection. Change over time: Keeps its shape, smooth surface, the leather will develop a rich patina, becoming even more supple