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BioStrip LH - Ovulation Prediction TestBFP Ovulation Test Stripsare designed specifically for trying-to-conceive women. They're easy to use, highly accurate, and they cost just a fraction of what drugstore brands charge.BioStrip LH Ovulation Test Strips are designed to be dipped into collected urine (a Dixie cup works fine). After dipping the test in urine, lay it on a flat surface. Within minutes, your test result will appear. A positive result indicates that peak fertility is at hand and that this is your optimal time for achieving pregnancy.Sample results are listed on the packet to show you how to interpret your results.