|The Oracle 452 Oral Mask is easy to use and easy to seal. With nothing covering the field of vision, the Oracle 452 provides nearly complete freedom of movement. The Oracle's Rotating Adjustment Dial is infinitely adjustable to create a perfect fit in the mouth and it's easily adjustable even when the mask is on. The Oracle is an ideal solution for people who can't tolerate a nasal interface, mouth breathers, or those with severe nasal problems. The Oracle can be worn with dentures and glasses.
The Oracle 452 comes fully assembled and ready for use with two silicone seals (Small & Large). The Oracle should only be used with Heated Humidification.