PROTECTION AND COMFORT - our Gel-fit Liner technology is the best on the market. It provides additional comfort, protection for long-term use. Available in a variety of custom colors. Easy to breathe and lasts a long time - integrated breathing channels make breathing easier. Our three-layer design increases protection and durability while strengthening teeth. PROFESSIONAL DENTAL PROTECTION - The heavy-duty Exoskeletal Shock Frame provides complete oral protection during the toughest blows, protects the cheek and tongue, grinds teeth, and secures teeth in place.