Brain Pad Double Guard Strapless Mouthguard - Black Uses same Design technology as the Brain-Pad tested models AeroFlowClench & Breathetechnology enhances breathing and endurance, breathe through the mouth even while clenching, actually opens Glotis airway 100% Fits over braces and Aligns jaw to allow muscles to work at 100% increasing strength (M.O.R.A. Effect)Uses same Design technology as the Brain-Pad tested models Backed by: FREE $6,500 DENTAL WARRANTY