The Crewel Embroidery Needles in size 10 come in a pack of 9, each measuring 1.5 inches in length and made of silver metal with a sharp point. These needles are ideal for hand embroidery projects, specifically crewel embroidery, where intricate designs are created with fabric and thread. The bundle includes the necessary need for your embroidery projects, ensuring you have the right tool for the job. Made by the manufacturer (BOHI0), these needles are a reliable choice for any crafter or beginner looking to expand their needlecraft skills.