PCR beads are available for end-point PCR, Real-time Intercalating Dye and Probe PCR. Using these beads, you can save time, with the minimal number of steps, 1, 2, 3, you can set up your PCR. In addition, you do not need to save your PCR reagents in a fridge or freezer and still worry about their stability. Save the PCR beads at room temperature and keep them years and they are still stable. And yes, you save shipping cost too.