The 1st Response™ adult manual resuscitators, selected by clinicians and hospitals worldwide, are the market leader in adult resuscitation products because of their many safety and comfort features. Portex® 1st Response™ adult manual resuscitators are designed for patient comfort, deliver large stroke volumes, and are responsive to each squeeze for improved patient feedback and clinical control. Our adult bags respond to your touch, are secure in your grasp, and perform in unison with you, enhancing your ability to provide quality patient care. All Portex® manual resuscitation bags are latex-free.