Ebay Customers!We are happy to announce that you are now eligible to order multiple items in the same Checkout cart and receive only one (1) Shipping charge.Please note, Ebay processes one (1) shipping charge per Checkout and requires sellers to provide a new tracking number for each Checkout item. This means that, in the instance where multiple orders are placed with 1 item in each order, we are unable to refund the additional shipping charges. We highly recommend bundling items together to reduce your overall shipping cost.- Lightweight, well-balanced design and silicone faceseal for enhanced comfort, durability, and ease of cleaning
- Large lens provide a wide field of view for excellent visibility
- Unique centre adapter to direct exhaled breath and moisture downward, helps reduce debris from depositing in the valve, and allows for quick and easy cleaning
- 3M™ Cool Flow™ Exhalation Valve for cooler, drier comfort