Flowflex SARS-CoV-2 Antigen Rapid Test manufactured by Acon Biotech Inc. the Global leader in lateral flow test technology for more than 20 years. Flowflex is the leading brand of Antigen Rapid Flow Nasal Tests in Europe with more than 60 million sold. Fully CE certified, tested and validated across Europe ; the professional choice. Tests are easy to us, less invasive than other tests and results within 15 minutes. With 98.8% Accuracy, 97.1% Sensitivity and 99.5% Specificity.