The Tri-Eraser 301 by Penac is a pen-style eraser designed for precise and tidy erasing. Its unique triangular shape ensures highly accurate corrections, perfect for delicate details or larger areas. Whether tidying up sketches or removing pencil marks from delicate paper, the Tri-Eraser provides a convenient and clean experience. Designed with sustainability in mind, this eraser leaves behind minimal residue, keeping your workspace neat. It is also free of PVC, latex, and phthalates, making it a safe and environmentally-friendly choice. With refillable capabilities, the Tri-Eraser is an essential tool for artists, students, and professionals in any field. Triangular shape for precise erasing PVC-free, latex-free, and phthalate-free for a safer choice Refillable for sustainability and long-term use Dust-free and minimal residue for a cleaner workspace Penac Tri Eraser Refills are available here.