Diastix Reagent Strips - 2806 - 50'sWhen dipped in urine? the test areas change colour according to the amount of glucose in the urine. Diastix(R) Strips are sensitive to light and moisture? please store in the container with the lid closed tightly. Always check the expiration date and do not use strips that have expired.Bayer Diastix reagent strips provide a fast? convenient way of testing urine for the presence and concentration of glucose.Brand DescriptionASCENSIAModel2806Size50's