True Metrix, Glucose Test Strip, 50 CountProduct Description The true metrix test strips are designed to detect, analyze and correct for common variables such as hematocrit, which is the number of red blood cells in blood sample, and temperature, which could impact the accuracy of results. Product Benefits Triple Sense Technology. Analyzes And Corrects Variables. Accuracy And Confidence In Results. Ingredients Suggestions Insert a true metrix test strip into the meter. Apply a small blood