Bayer Contour Plus Strips 50 test strips Bayer Contour Plus are advanced blood glucose test strips that give you the most accurate test results quickly and easily. A brand new, unused, unopened, and undamaged product in its original retail packaging (the packaging is valid). The contour plus regent 50's is a package of 50 test strips for testing your blood glucose at home. They are advanced test strips with a new proprietary mediator technology that provides a stable and high signal-to-noise ratio that delivers accurate results even at lower blood glucose concentrations.