uni Singapore - uni Propus has a unique transparent window🔍 on its tip that allows you to see where you're highlighting✨✨! And it is a combo highlighter that has a 4.0 mm
![Amazon.com : uni Propus Window Double-Sided Highlighter Pen with 4.0 mm/0.6 mm Twin Tip, 5 Color Set (PUS102T5C) : Office Products Amazon.com : uni Propus Window Double-Sided Highlighter Pen with 4.0 mm/0.6 mm Twin Tip, 5 Color Set (PUS102T5C) : Office Products](https://m.media-amazon.com/images/I/61nKewU5AdL.jpg)
Amazon.com : uni Propus Window Double-Sided Highlighter Pen with 4.0 mm/0.6 mm Twin Tip, 5 Color Set (PUS102T5C) : Office Products
![Uni Highlighter Propus Window | Uni Color | Color Set | Uni Fi | Uni X - 5-color Highlighter 5 - Aliexpress Uni Highlighter Propus Window | Uni Color | Color Set | Uni Fi | Uni X - 5-color Highlighter 5 - Aliexpress](https://ae01.alicdn.com/kf/S8c63babd9e104a62931c9eeb67ef3166i/5-Color-Uni-Highlighter-Propus-Window-5-Soft-Color-Set-PUS102T5CS.jpg)