This is a ruler made of "Shakudo," a material that develops a deep patina with use. Unlike common brass or aluminum rulers, it features a unique sense of weight and a beautiful luster. It's a "once-in-a-lifetime" stationery item that you can nurture into your own vintage piece while enjoying its comfortable feel in your hand. [Key Features!] Patina unique to Shakudo: As you use it, the color deepens, creating a one-of-a-kind antique-like texture. Striking presence that enhances your desk: Its design is aesthetically pleasing just by being placed there. Perfect for journaling, reading, or drafting. Practical 15cm size: Its slim shape fits easily into a pen case and is convenient for carrying. Also recommended as a gift: Ideal for those who are particular about their stationery or who love retro accessories. [Product Details] Material: Shakudo (Copper/Bronze系) Size: 15cm scale (Total length approx. 16.5cm) Specifications: With hanging hole Condition: New/Unused *Due to the nature of the material, slight oxidation or minor scuffs may be present upon delivery. Please purchase only if you can appreciate these as part of the material's character. Ships anonymously (Mercari delivery) with careful packaging. Immediate purchase is welcome! #Shakudo #Stationery #Ruler #Scale #Brass #Antique #RetroStationery #PremiumItem #Journaling