Engineered by dentists for accurate, flexible and confident fit,Ergonomically designed shape that molds better at lower temperatures for customized fit, Controlled thickness in key areas provides optimal protection Great suction creates the ease to breathe and talk, Advanced application process ensures graphics long-lasting wear, Customize brand is the closest fit to a customized guard at a great value, Can be worn with braces, wide range of colors,Custom logo can place on the guard.