The product is a set of three Sundstrom SR510 P3 R particle filters, with each unit having an expiry date of 04/2031. These high-quality filters are designed for use in personal protective equipment (PPE) such as masks and respirators. Manufactured in Sweden, these units are effective in filtering out airborne particles to ensure the safety and health of individuals in various industrial settings. Perfect for businesses looking to maintain a clean and safe environment for their employees. Sold as a bundle of 3 items.