Stand-up stapler features a space-saving design to take up less space and minimize your desktop clutter. Its practical design sits in an upright position to help you quickly grab it and put it away. Staple-refill indicator lets you keep an eye on your supply of staples to prevent unexpected depletion. Lock-back design stays open for quick, simple re-loading. 20-sheet capacity stapler is designed for use with Rapesco 24/6mm and 26/6mm staples (sold separately).