PACK CONTENTS: Set contains 12 pcs clear folding rulers, each measuring 30 cm in length, which is enough to meet your daily measurement needs nd can also be shared with friends. DESIGN FEATURES: These 12 inch foldable rulers are made of PS plastic material, sturdy and durable, not easy to break, wear-resistant, which can provide long-lasting performance. PORTABILITY: The plastic geometric ruler features foldable design that allows for compact storage and easy transportation in bags, pencil cases, or pockets. PRECISE MEASUREMENTS: 30cm folding ruler is designed with clear centimeters scale for easy to measure accurately and convenient to read the scale, which can be used for drawing straight lines, triangle, circle, square, etc. VERSATILE USE: These cute folding straight rulers are ideal for technical drawings, geometric work, and everyday measuring needs, perfect for school, office, and student use., Manufacturer: KOHAND