Jacques Herbin Round Glass Pen - 18cm Jacques Herbin Round Glass Pen is an 18cm handcrafted writing instrument, created using traditional glassmaking techniques and desi gned for use with bottled inks and calligraphy inks. The spiral glass nib features finely formed grooves that retain ink along the shaft, allowing several lines of writing or drawing before re-dipping, making it suitable for fluid script and decorative work. The textured, twisted glass body provides a balanced grip and visual depth, giving each pen a distinctive character while maintaining comfortable handling during extended writing sessions. Compatible with all fountain pen and calligraphy inks, this glass pen can be rinsed quickly in water between colours, making it ideal for testing inks, layering tones, or switching shades with ease. Presented in a black presentation box with gold foil stamping, the pen is both a functional writing tool and a refined gift item for writers, calligraphers and collectors.