Introducing our innovative product, the Tap Water Absorbing Ink and Water/Out of Ink and Out of Water, Free of Touch Medium Wolf's Hair Brush Pen which could be water-filled, adding ink, water-written especially designed for primary school students. Our high-quality brush pen is perfect for young artists who love to explore and create art with different mediums. With its unique feature of absorbing tap water and ink, the brush pen can easily be refilled, allowing students to continue their creative journey without interruption. Our factory is committed to producing top-quality, eco-friendly products that are safe for children. So, get your hands on our Tap Water Absorbing Ink and Water/Out of Ink and Out of Water, Free of Touch Medium Wolf's Hair Brush Pen today and let your child's creativity soar!