High density structure, firm and soft heating snap-in design, more fit users' teeth shape and the mouth guard can reach the rear molars, to provide complete protection.Groove adjust teeth surface, convenient to keep breathing smooth .It will not affect the protective effect of teeth during strenuous exercise. Great for Boxing, Kicking, MMA, Fighting, Boxing,Sanda, TaekwondFirefighting, Jiu-Jitsu and other vigorous exercises.
