SISU Mouthguards are the superior and original flat mouth guards offering ultra-thin and perfect comfort, which allow the athlete to talk, breathe and drink while wearing the guard. SISU Aero is only 1.6mm thin, or 50% thinner than conventional, bulky mouth guards. The SISU Aero athletic mouth guard is designed to fit players age 11 and up, including adults, and is ideal for football, hockey, lacrosse, basketball, roller derby, field hockey and other contact team sports. For younger athletes, look for the SISU Junior dental guard. For adults playing high-impact sports like MMA, Rugby, boxing and football, check out the SISU Max sports mouth guard for maximum protection. For an athlete who wants essential dental protection where most dental injuries happen, try SISU GO. SISU GO is ideal for basketball, soccer, water polo and more! SISU mouth guards are backed by a $35,000, and a one year limited dental warranty protection.