Brain-Pad Double Guard Single Material Strap Mouthguard-Pack of 12 (Black, Adult) Aeroflow Clench and Breathe technology enhances breathing and endurance, breathe through the mouth even while clenching, actually opens Glotis airway 100-Percent Uses same Design technology as the Brain-Pad tested models Fits over braces and Aligns jaw to allow muscles to work at 100-Percent increasing strength (M.O.R.A. Effect) Backed by: FREE Dollar 6,500 DENTAL WARRANTY