The ON CALL PIUS Blood Glucose Test Strips come in a pack of 50 and are designed for use with a blood glucose monitor. These test strips are an essential tool for anyone who needs to monitor their blood glucose levels regularly. They are easy to use and provide accurate results in just a few seconds. The ON CALL PIUS brand is known for its quality and reliability, making these test strips a great choice for anyone who wants to ensure that they are getting accurate readings. Whether you are managing diabetes or just want to keep track of your blood glucose levels, these test strips are a must-have.