Illuminated dental isolation system giving total control of the oral environment: keeps the patient's mouth open with tongue and cheek retracted. Hands-free vacuum suction and brilliant intraoral illumination. Mouthpieces improve visibility and oral access while providing control of moisture and oral humidity, significantly reducing sources of contamination. Mouthpieces have been specifically designed and engineered to accommodate every patient. Isolates two quadrants simultaneously. 12 month warranty.