193708050 * For use with Bayer Contour Blood Glucose Meter.* Sip-In Sampling - Automatic strip-filling action.* For in vitro diagnostic use.* Box of 50 test strips.Easy viewing of sample fill ensures accurate results. Uses only 0.6 microliters of blood. Custom shape for easy handling. 6-month open shelf life. For use with Bayer Contour™ meter.