GO² Device for Football with Lip Guard and Tether

The first of its kind. A mouthguard that is scientifically proven to increase performance & endurance, allowing you to recover faster between plays, have fresher legs in the fourth quarter, and maximize your performance on every play. Increases VO2 Max by 6.5%** over Battle Mouthguard. Battle mouthguards have the largest breathing aperture when compared to Nike™, Vettex or LoudMouth. We tested against Battle because we felt they had the best chance of all of these brands to compete with ours, and our results blew them away.  Increases Endurance (aka Time to Exhaustion) by 5.8%** Improves heart rate recovery between plays