This product is a 360 degree protractor, made of solid materials, safe and . It can last for a long time without being easily . The product is a practical geometry protractor that can bring you more convenience, allowing you to have comfortable experience. Features -Color:Sky-blue -Material:Plastic -Size:10.00X10.00X0.20cm/3.93X3.93X0.08in -The design of this multi angle measuring ruler is lightweight and portable, making it easy to use while on the go. -The clear markings on the marking ruler allow for easy reading and accurate measurements, ensuring precision in your work. -Whether you are a professional or a beginner, this circle protractor is perfect for all skill levels. -With its ability to draw complex shapes and curves, this angle measuring tool is ideal for a variety of fields, including engineering, woodworking, and drawing. -The 360-degree rotation feature of this scale drafting tool allows for even greater versatility in its use. Package list: 1 x 360 Degree Protractor