Made of stainless steel material, , light weight, fit for long time use. It can be use as a protractor, miter, or framing square, for all drawing or school homework projects. This is an must-have tool for drawing or measuring. Features - Color: Golden. - Material: Stainless Steel - Size: About 12 x 7 x 0.2cm. - Made of stainless steel material, this ruler can be used for long time. - Can be a good your children. - This product has a precise scale and is the perfect learning tool for children. - Small size, does not take up space, convenient carrying. - The geometry tools are useful tools for architects, engineers, artists, designers, students, teacher etc. - Warm Tip: Dear buyer, Due to lighting effect, monitor’s brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 x triangular ruler