WIDE APPLICATIONS: these smooth pens for note taking are suitable for both children and adults, suitable for writing, marking, doodling, sketching, drawing, scrapbooking, creating gift cards, etc., for your daily needs for study and work. PEN CLIP DESIGN: with the convenient clip design, you can clip the colored ink pens firmly to your books, notebooks, or bags, which are convenient for you to carry around without worrying about losing them; Besides, the tip will retract automatically when you click the clip, which will not stain your book or pocket. TOP QUALITY REFILLS: these retractable rolling ball gel ink pens adopt reliable ink which will not easily fade or smudge; They are quick drying, which allow you to use them at ease, no need to worry about getting ink on your hands or desks by accident anymore; Please lay the pen flat or nib face up after use to extend the service life of the pen tip. SMOOTH WRITING: these retractable ball bearing neutral cute pens have a 0.5 mm refill, writing fluency is achieved with reliable ink that will not fade easily, so you don't have to worry about ink accidentally touching your hands or desk. PACKAGE CONTENTS: you will receive 5 black balls bearing modern gel pens in 5 different pen holder colors, enough quantity and styles to meet your daily use and change needs, you can also share with others. Specifications: Main material: plastic Color: Black ink refills with 5 different pen holders. Size: 5.7*0.39in Package includes:5 x Gel ink pens