Give your Pentel Floatune pen an eco-conscious refresh with the XZRN4 and XZRN5 ballpoint black ink refill—designed to restore its signature “floating” writing glide in less than a minute. Key Features: Oil-Based Ink, Silky Smooth FlowThese refills use a low-viscosity, oil-based ink praised for its buttery, skip-free performance. Ideal for fluid writing with consistent, richly dark lines. Multiple Tip SizesAvailable in fine-point widths of 0.4 mm and 0.5 mm—offering options for both intricate and everyday writing. Sustainable & RefillableExtends the life of your Floatune pen—reducing waste and supporting Pentel’s REUSE commitment. Easy InstallationJust pop the old refill out and slide this one in—no tools needed. OEM Replacement PartDesigned specifically for Floatune ballpoint pens (model XZRN5), ensuring a perfect fit and performance. Note: Some Floatune models—like certain capped rollerball versions—are not designed for refill replacement. This refill is intended only for compatible ballpoint versions.
