The map push pins materials are plastic and steel, stable and durable, beautiful and practical, with a sharp point. Quantity: it includes 100 colorful push pins, measurement: 2.3cm in length. Enough quantity meets your daily needs, great for your desk storage and document organizing. More color for your choice, it contains 5 color card pins.You can choose suitable color to organize different documents. Wide Use: Push pins are suitable for home and office. Ideal for holding messages, photos or documents on more places like a bulletin board, bulletin boards or foam board. Important Notice: Push pins are packed in a transparent box, with a pointed tip. So please store your thumbtacks in the box and keep away from your children.