Each AccuTip cover come sanitized and in a bulk bag. AccuTips are for use with Accutome's AccuPen as well as the Reichert Tono-Pen. These tonometer tip covers can be used to keep your patients safe from a contaminated tonometer tip, thus helping prevent infection. Package Quantity: 600/Bag Quick Overview These covers can help reduce the risk of patient infection from the tonometer tip.