Idea Bag Research Institute creates original Taiwanese leather bags using industrial design thinking. Each bag, as shown in Table 4, is designed based on real-life scenarios, solving the daily storage pain points faced by modern people. Made with top-grain cowhide and pure brass hardware, the materials are sturdy and develop a beautiful patina with use. Whether you're an office worker, a student, or someone who enjoys weekend getaways, there's a leather bag here for you. Discover your own modular leather style.