Battle Sports Country Flag Oxygen Mouthguard - Custom Fit Protective Mouthpiece for Football, Hockey & MMA - USA, UK, Canada & More Team Colors - Breathe Easy During Intense Training & Games

There is no substitute. The Oxygen is the original patented mouthguard designed and developed by athletic, dental and medical experts to deliver superior airflow and better performance. Available with convertible strap. No boiling required, boiling is a thing of the past - this is the new standard in comfort, protection and performance.