... 3. SGS certification Highlighter1. environment protection, no harmful2. 8 colors, more bright Highlighter3. SGS certificationNew Highlighter PenHiglighter-- ... dry-wipe prescription-- Easy to wipe off with wiper, tissue paper, etc.-- High Brightness neon color, best for indication ... / Glass etc.-- Water-base without toxic, no harmful to skin-- 8 colors for choosing ( Blue / Yellow / Green / Purple / Red ...