The 5 Pack of Wacom Standard Nibs in black is specifically designed for previous generation Wacom pens. Made by the trusted brand Wacom, these nibs come with a manufacturer warranty for added peace of mind. The ACK20001 model ensures compatibility with your Wacom pen, allowing for precise and smooth writing or drawing on your tablet or eBook reader. With this pack of high-quality nibs, you can easily replace your current nibs and continue creating with your favorite Wacom pen.