This bag is crafted from leather, specifically first-layer cowhide, which is sturdy and durable. The longer it is used, the more its charm unfolds. Leather is often associated with elegance, stability, and maturity, qualities that closely resemble the demeanor of business professionals. Additionally, the interior of the bag is lined with double-sided plush, which is exceptionally fine and dense, providing a soft and smooth feel. This lining effectively protects computer screens.