Discover the practical Cross Ballpoint Pen Refill Slim, perfectly matched to the Cross Click pen. Available in two classic colors - Blue and Black - these refills offer an effortless way to continue your writing experience. The Cross Ballpoint Pen Refill Slim is designed to fit seamlessly into the Cross Click pen, keeping your writing experience smooth and consistent. The deep blue color adds a touch of vibrancy to your notes, while black maintains a timeless and professional character.