The Labnet Sealing Cap is designed specifically for round wells, ensuring a perfect fit for 96 well polypropylene plates. These caps are DNase and RNase free, making them ideal for sensitive applications in molecular biology. Each inner pack contains 1 cap, and you receive a total of 50 caps per package, providing ample supply for your laboratory needs. Their reliable sealing helps prevent contamination and evaporation, ensuring the integrity of your samples. Upgrade your lab's efficiency with these high-quality sealing caps!