Magnet pen holders have strong magnetic strength, making you to tightly hang pens, pencils of whatever size you perfer. The car pen holder is made of stainless steel, more durable than plastic ones. Use high quality white magnet, more stronger magnetic than black magnet. Adjustable Spring Loop: Expanding loop makes it fit for almost any pens or pencils, smaller to larger. Carry everywhere: Very small, portable, easily removable, No marks or stains while removing from your refrigerator, board etc. Widely use: Securely attach pen holder to any refrigerator, whiteboard, erase board, bulletion board, map, calender, car and any other metal surfaces, they help a lot in home, kitchen and office. Perfect for hanging shopping list, photos, papers, pens, pencils, spoon, scissors, chapsticks and so on. Packaging: 3pcs Single Magnetic Pen Holders.