The VWR 50mL Cell Culture Flasks with a 25cm² culture area and vented cap (model number 10062-872) are designed for use in biological laboratories. Made by the reputable brand VWR in the United States, these lab flasks are essential for cell culture experiments and research applications. With a vented cap for optimal gas exchange, these flasks provide a reliable and efficient solution for cultivating cells in a laboratory setting. The set includes 170 flasks, ensuring a steady supply for ongoing experiments.