Disposable Flexible Silicone Laryngeal Mask for Medical Airway Management. Medical Grade Material: Made of medical silica gel with excellent biocompatibility and biological indicators. 3-Year Quality Guarantee: Comprehensive quality assurance period covering 3 years from the date of purchase. Versatile Size Range: Available in sizes 1.0 to 5.0 suitable for adults, children, and infants. Easy Insertion Design: Can be implanted without laryngoscope or muscle relaxant in natural patient position. Reduced Airway Irritation: Minimizes respiratory tract irritation and mechanical obstruction compared to other devices. OEM and ODM Services: Full customization options available including from samples, designs, and flexible customization. ISO and FDA Certified: Manufactured in an ISO 13485 certified facility with FDA approval and national patents. Class II Instrument: Classified as a Class II medical instrument for professional anesthesia and airway management.