Fine Craftsmanship: Aluminum briefcase has fine craftsmanship, beautiful appearance, and professional quality. Premium Material: The Aluminum Carrying Case is made of premium aluminum alloy, which is strong and durable and protects the items inside from damage. Large Capacity: The Aluminum Hard Case is designed with a spacious interior space that can organize and store documents, brushes, stationery, invoices and other items. Portable: The Aluminum Alloy Case adopts a portable design, which is light and easy to carry, suitable for outdoor use, meetings and other occasions. Multi Occasion Application: Mini Aluminum Case is suitable for office, outdoor sketching, meeting minutes, art painting and other occasions, which is convenient and practical. Size Chart: 31cmx24cmx6.5cm/12.20inchx9.45inchx2.56inch Package Includes: 1 aluminum box Note: Please allow slightly errors due to manual measurement and different monitors.