Philips Wisp Headgear | This is a replacement headgear for Philips Respironics Wisp Nasal CPAP masks | The Wisp headgear has four adjustable straps that attach to panel on the back of the head. A crown strap provides more support during sleep. This easy-to-adjust headgear provides for an unobstructed view during therapy allowing patients to watch TV or even wear glasses. Made from suedette and sateen, this headgear provides a comfort patient experience and stable support thanks to the adjustable top strap.