Our automatic pencil lead refills are crafted from excellent resin, ensuring a smooth and consistent writing experience. These refills are ideal for various writing tasks, from note-taking to detailed sketches. The construction ensure use, making them an essential addition to your stationery collection.Features-Color:Black-Material:Resin, plastic-Size:6.00X0.03X0.03cm/2.36X0.01X0.01in-Convenient and quick: the automatic pencil lead refills offer a handy writing experience, making them ideal for everyday use-Versatile use: suitable for all standard writing applications such as notes and letters, ideal for office, classroom, home, and other settings-Universal size: these refills fit most mechanical pencils, ensuring compatibility and ease of use- storage box: the hard plastic storage box with a blue lid is easy to open and designed for convenience, keeping the leads secure and organized-Excellent resin: made from sturdy resin, these leads write smoothly and clearly, with a lasting black color that resists fadingPackage list: 20 x boxes of automatic pencil refills (12pcs/box)