Experience the smooth writing quality of Pentel with these refill inks, perfect for your ENER-GEL Lancelot Gel Pen. The 0.7mm metal tip ensures a perfect fit and smooth glide as you write. These inks are made in Japan and are of high quality. The medium tip is filled with red ink that flows smoothly onto the page, making it ideal for office use. These refill inks are a great addition to your pen, ensuring that you can continue writing without any interruptions.