Universal Fit: This Sewing Machine Spool Pin Cap is designed to fit sewing machines. It's an essential accessory for both beginners and seasoned sewers, ensuring smooth sewing operations. Quality Material: Made from durable plastic, this spool pin cap is designed to withstand constant use. Its sturdy construction ensures its longevity, providing you with a reliable accessory for all your sewing needs. Easy Installation: The Spool Cap is easy to install and fits securely on the spool pin. It effectively prevents the thread from jumping off, ensuring a seamless sewing experience. Protective Design: The cap serves as a protective for your spool pin, preventing potential damage to your thread and machine. It ensures that your thread glides smoothly while you focus on your sewing project. Convenient Pack: Sold in a pack(3pcs), these spool pin caps come handy when you need a replacement or have multiple sewing machines. They are compact and easy to store, making them a convenient addition to your sewing kit. Size Chart: Diameter 4cm/1.57inch 3cm/1.18inch 2.5cm/0.98inch Package Includes: 3pcs/set Spool Cap Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!