Features: Good helper: The adjustable leather compass is practical tool for your work and study, helping you quickly to draft geometry you need. It is lightweight for you to easily carry around. No doubt, it is a good helper for you to work. Useful gifts: It is necessary and useful tool to draw different geometries. Therefore, you can give it as encouraging gift to your children, readily improving children' hands-on and manipulative ability. Specifications: size: 6inch, 8inch color: silver, black material: carbon steel Package included: 2 x Adjustable leather compasses Warm notices: Manual measurement, please allow slight errors on size. The color might exist slightly difference due to different displays. Pointed items may include, children should use under adult's supervision.