Have trouble with drawing wavy lines using normal colored pens? Try this especially Curve highlighter pen set – able to create various elegant mark lines with one single pull, none of the trouble, all of the fun. Dual tip marker pen design, roller end for drawing mark lines. Combine them you’ll get a great tool for your study and artwork. In addition, our double-headed marker pen is quick-drying ink and writes clearly and smoothly. Each Curve highlighter pen features a soft grip and a 0.4mm durable tip. Premium material makes this pen glide more smoothly than others. You will like the way you can mark and draw precisely in the tiny details of your notes and journals. Get it now!