... wiper, tissue paper, etc.-- High Brightness neon color, best for indication on Mirror / Plastic board / Light board / Glass etc.-- Water ... -base without toxic, no harmful to skin-- 8 colors for choosing ( ... / Yellow / Green / Purple / Red / White / Pink / Orange)-- 4 models for choosing: ZD410,ZD510,ZD520,ZD610How to use1.activate-shake with ...