Contour blood glucose Test 50 Stripes Exclusively used with the CONTOURNEXT meters . High-performance test strips with proven accuracy Second-Chance Sampling allows more blood to help prevent wasting test strips which can save money No Coding technology means one less step in testing and eliminates errors due to a user miscoding MULTIPULSE accuracy technology evaluates the sample multiple times to ensure accurate results Tiny 0.6 µL blood sample 5-second countdown.It is the best blood glucose test ever. Warning and cautions: For self-testing. Do not refrigerate. Do not use if seals are broken or missing.