A universal headgear is easy to use and creates an effective seal between a patient interface device, such as gas delivery mask, and a patient. The headgear of the present invention includes a halo-like headband formed from an elastomeric material. The headband includes contoured panels that allow the device to fit most people without circumference length adjustment. The halo headband is designed to maintain a substantially frusto-conical shape when worn. The present invention preferably includes an adjustable crossover strap on the top connecting the contoured panels that is adapted to hold the halo headband in position. The headpiece further includes connecting straps to adjustably connect the headgear to a patient interface device. The present headgear fits a wide range of head sizes and shapes, is easy to use, and provides increased stability.