The Ambu?? AuraOnceƒ?› provides the safety and convenience of a sterile, single-use product, yet is remarkably cost-effective in use.The Ambu AuraOnceƒ?› features a special curve that carefully replicates natural human anatomy. This ensures that the patient's head remains in a natural, supine position when the mask is in use. Built-in antomically correct curve for easy atraumatic insertion Reinforced tip resists folding over during insertion and plugs the upper esophageal sphincter Cuff and airway tube molded as single unit for extra safety - no separation The surface has a microstructured texture to ease insertion Extra-soft cuff ensures the best possible seal with the least possible mucosal pressure Pilot balloon identifies mask size and provides precise tactile indication of degree of inflation Ergonomically shaped airway tube for firm and ergonomical grip during insertion Convenient depth marks for monitoring correct position Packaged sterile and ready for use Colour coded pouch with directions for use