Product selling points：
1.Dual-Tip Functionality
One pen, two uses! The wide chisel tip covers large sections of text, while the fine tip allows precise underlining, meeting both study and work needs.
2.Transparent Ink Window for Accuracy
The built-in see-through window lets you monitor the ink flow as you highlight, ensuring every mark is precise with no accidental over-highlighting.
3.Fast-Drying, No-Bleed Ink
Say goodbye to smudges and ink bleeding. The quick-dry formula keeps your notes neat, even on thin paper like planners or textbooks.
4.Bold Colors That Last
With bright, eye-catching hues that resist fading, your notes stay vibrant and easy to read, keeping important information clear for longer.