- Multifunctional: this pen set is designed for the whole family to use for card making, crafts, colouring books, school projects, DIY letters, and more. It also makes a thoughtful gift for birthdays, Easter, Children's Day, back to school, and other occasions. - 6 Line Types: includes six well-designed curve line types: heart, flower, curve, dotted line, slash, and dot. Drawing smooth, distinctive curves is easy with these. - CURVE HOLLIGARICER PENSET: if you have trouble drawing wavy lines with ordinary colored pens, this specially made roller marker helps you create different elegant mark lines with a single stroke—no fuss, all the fun. - Wide applicability: use the fine dots for writing diaries, letters, cards, notes, and scrapbooks; the distinctive tips highlight important parts and draw beautiful patterns. Practical for study and daily life.