TWIN WHEEL CASTER 60MM DIA

['Writes Smooth, Erases Clean', 'Write, erase and rewrite repeatedly without damaging documents. No wear or tear!', 'Combines the convenience of a retractable pen with incredible FriXion erasable gel ink', 'Eraser is at the top of the pen, tip is retractable by pressing clip down', 'Unique, thermo-sensitive gel ink formula disappears with erasing friction', 'Assorted ink colors of Pink, Purple and Turquoise with matching barrel colors', 'Refillable — designed to be used repeatedly, helping you avoid single-use disposables and potentially save money.']