Accu-Chek Instant Strips are blood glucose test strips designed for use with Accu-Chek Instant and Accu-Chek Instant S blood glucose monitoring systems. Each box contains 50 test strips for accurate blood glucose determination and self-testing. These test strips are manufactured by Roche and are specifically calibrated for use with Accu-Chek Instant series meters. They enable quick and reliable blood glucose measurements for diabetes management and monitoring. The strips should be used only with compatible Accu-Chek Instant devices for accurate results.