This CORNING CellSTACK Culture Chamber 10 Chamber w/Vent Caps 3271 is a reliable and high-quality product that is perfect for use in various laboratory disciplines. It is made of durable polyethylene material and comes with a long expiration date of 1/3/2026. The chambers are sealed and come in a pack of one, making it a convenient option for those who need a single culture chamber. The CellSTACK 3271 model is suitable for use in physical, dental, medical, microbiological, and biological laboratories. It is manufactured in the United States and is intended to provide a safe and secure environment for cell culture. This product is ideal for those who need a reliable culture chamber for their laboratory experiments.