Your jaw is the key to unlock the power you never knew was there.  Use the appliance worn by many of our Team USA Winter Olympic athletes.  Using the same principle utilized by ancient Greek atheletes and Viking warriors who bit on leather straps during competition and battle for an edge in competition, Under Armour Mouthwear could be the key to unlocking the inner warrior in you.  For more information, contact our office or www.underarmour.com.  It really works!