True Multi Touch interaction and pinpoint accuracy. Multi touch, multi user, multi-use pro touch 20 films offer the next generation of through-glass touch interaction. With 5 points of calibration cutting down on parallax issues and 4 times the number of sensors as your typical touch film, the Pro Touch 20 offers a lightning fast and ultra-responsive through-glass touch screen experience. Pro Touch 20 interactive touch foil technology is the latest innovation and cutting-edge touch foil available. With up to 20 simultaneous touches, you and a group of your friends or coworkers can interact at the same time without disrupting each other. Pro Touch 20 foils are extremely accurate and the most advanced touch foil technology available.