This is an OEM eraser refill designed for use with various Pentel models including the Champ, e-Sharp, EZ No. 2, Forte, Icy, Jolt, Mini M.V.P., Quicker Clicker, Techniclick, Claurius, Carnival, Planetz, and Cometz. Each tube contains 5 refills, ensuring you have a reliable supply for your writing needs. Ideal for both students and professionals, these erasers provide clean and precise erasing without damaging your paper.