It features a panoramic view, innovative technology, and lightweight design, as well as 3D Synq, a unique fitting ring built into the mask skirt to provide an ideal fit for all face shapes. There is also a low-profile buckle and mask strap for easy adjustments, a low friction skirt surface for comfort and fit, a 3D mask strap that contours to the shape of the head, a round edge skirt for better seal and comfort, and an extra-wide field of view.