The ResMed AirFit N20 Headgear (includes x2 clips) is a replacement strap for the ResMed AirFit N20 nasal mask. It's an accessory used with the AirFit N20 nasal mask to secure and ensure a proper fit during CPAP therapy. This headgear strap is designed for comfort and stability, minimizing air leaks and promoting a good seal. The package includes two magnetic clips, making attachment and detachment easy. These clips offer a convenient and secure method to adjust and secure the headgear for a personalized and comfortable fit.