Metal extenders are equipped with metal slip rings on the pen tips. You can easily insert pencils of different sizes by adjusting the metal ring, and it can hold the pencil firmly without shaking.
When your colored pencils, sketch pens, crayons get too short to use, simply insert them into the extender and twist the top until firm. The rounded design will give you a more comfortable grip.
These sketch pen extenders can be widely used for pencils, eyeliners eyebrow pencils, colored pencils and crayons. They are lightweight and portable, very convenient to carry when you go out and will not add any burden to you. A great gift for artists, students, makeup artists, writers.