This ruler is made using a process of pressing, molding, bending, and repeated pressing. At first, this product releases a color similar to gold, but over time, the color intensifies, giving the impression of an ancient tool. Specifications: Ruler: H20 x W160 mm / Packaging: PP, H105 x W200 x D3 mm Size: (Packaging size) H105 x W200 x D3 mm Weight: 49 g Country of origin: Japan Materials: Brass