Post-it Flag+ Ballpoint Pen and Highlighter, Black Ink with Blue, Pink, and Yellow Flags, 50-Flags/Pen and Highlighter, 3-Pack - 691-HLP3 Highlight quotes, write a quick note and flag for later reference Use flags to temporarily mark certain events on your planner Blue, Pink and Yellow Highlighter, Black Ballpoint, Medium Point 3 Ballpoint Pens and Highlighters/Pack Compatible with Post-it Flag Highlighter Refill Pack (689-HL-Refill)