Pentel Energel 0.3 ink refill

Experience ultra-smooth, precision writing with this EnerGel 0.3 mm ink refill — perfect for fine, detailed notes, everyday journaling, and professional documentation. The extra-fine tip glides effortlessly on paper while delivering crisp, clean lines with quick-drying, vivid black gel ink that resists smudging and skipping. Designed to fit compatible EnerGel rollerball pens, this refill is easy to install so you can enjoy long-lasting performance and reliable ink flow every time you write.