Low-force compact stapler is Jam Free Guaranteed and delivers powerful stapling performance with the benefit of a cushion grip for comfortable handheld use. It is sized to fit perfectly in the palm of your hand, feels sturdy and easily clinches to securely fasten up to 40 sheets at once. Higher capacity stapling makes the durable Optima 40 Compact Stapler an ideal choice for office workers. It also features flat-clinch stapling, forming staples flat, so that stapled papers can be stacked neatly on top of each other without toppling over. Standard top-loading magazine holds a half strip of staples and is easy to refill. This model performs best when used with Swingline Optima® Premium Staples or S.F.® 3 Premium Staples. 100% Performance Guaranteed.