Glitter Rainbow Pen Set. 10 glitter gel pens in Red, Orange, Yellow, Green, Blue, Violet, Pink, Light Blue, Brown, and Black. With a line thickness of 0.8 mm. Suitable for use with vinyl, paper, smart label materials, and more. Ideal for special cards, paper projects, and decorations. Compatible with Cricut Explore and Cricut Maker machines. These pens are water-based, acid-free, and non-toxic. They support the expression of personal creativity. Cricut is a successful manufacturer of cutting machines and accessories that offer nearly unlimited possibilities for creative expression. The company aims to help people make their personal DIY projects fun and easy, enabling them to lead a more creative life. Over time, Cricut has continuously introduced new machines, tools, and materials and will continue to do so to expand possibilities further. They find inspiration from their customers, who consistently surprise with unique creations.