This product is a 1.75mm PLA filament refill specifically designed for 3D pens, suitable for craft drawing and other artistic purposes. The multi-coloured filament allows for a wide range of creative possibilities when used with a 3D pen. Made in China, this unit provides one refill for your 3D pen, making it convenient and easy to continue your art projects without running out of material. Ideal for artists and crafters looking to add a new dimension to their creations.