64881 Eraser Refill for Paper Mate Clickster, Clickster Grip, Flexgrip Elite, Top Notch Grip, and Zeze Mechanical Pencils Paper Mate 64881 Eraser Refill for Paper Mate Clickster, Clickster Grip, Flexgrip Elite, Top Notch Grip, and Zeze Mechanical Pencils Two packs of twin refill, total of 10 refill erasers.