
Medical Grade PVC Non-Rebreathing Oxygen Mask with Reservoir Bag Size Optional. Medical Grade PVC Material: Made of medical grade PVC for safety and high concentration oxygen storage. Customizable Reservoir Bag: Reservoir bag sizes of 600ml, 800ml, and 1000ml are optional. Adjustable Design Features: Features an adjustable nose clip and elastic strap with spandex/latex options. OEM/ODM Service Accepted: OEM and ODM services are accepted based on specific order terms. Comprehensive Certifications: Holds CE, ISO13485, FDA, LGA, and FSC certificates for global compliance. 14-Month Warranty: Provides a 14-month quality guarantee from the date of loading. Flexible Delivery Options: Accepts air, sea, and train delivery from Guangzhou, Shenzhen, or Shanghai. Transparent Patient Visibility: Transparent plastic mask allows doctors to better ascertain patient condition.