Brain Pad Pro+Plus Double Laminated Strap/Strapless Combo in one Adult Mouthguard Secures and cushions the jaw AeroFlowClench & Breathetechnology enhances breathing and endurance, breathe through the mouth even while clenching, actually opens Glotis airway 100% Fits over braces and can be worn with or without a strap & Aligns jaw to allow muscles to work at 100% thus increasing strength Known as the (M.O.R.A. Effect) Teeth Jaw Base of skull Fits over braces and comes with protective storage case and optional lanyard.