On a grey day in Lausanne, the Monchengladbach and Augsburg No.1s conducted their normal training drills wearing dark strobe glasses ahead of Switzerland's clash with Latvia on

Saturday. Why? The glasses are designed by a Japanese company called VisionUp, who claim the glass can stop your eyesight from deteriorating with age and improve sporting performance. The

battery-powered shades are also said to create a slow-motion effect by adjusting the amount the wearer blinks, and can help to improve reaction times. You may like If you fancy a pair,

they'll cost you a mere £357. Snazzy.  _In Other News... on FourFourTwo.com_ The best features, fun and footballing quizzes, straight to your inbox every week.