The Shock Doctor Gel Max is the number 1 selling mouthguard from Shock Doctor's range to give the best protection possible for your teeth and mouth. The Gel Max Mouthguard offers superior fit and protection. By using a Gel Fit Liner the Gel Max creates a custom fit mould to your teeth and gum line offering a tight secure fit. The outer body of the Gel Max is reinforced with a rubber exoskeleton to provide ultimate shock absorbing properties.