This is a set of 10 PLA also known as polylactic acid, used as a refill in the 3d printing pen. It can be used in all types of 3d printing pen. Unlock your creativity and bring your ideas to life with our Premium 3D Pen Filament Set. Designed for 3D printing enthusiasts, artists, and makers of all skill levels, this filament collection offers an extensive palette of vibrant colors to fuel your imagination. Key Features: Vibrant Color Selection: Our filament set includes distinct and eye-catching colors, allowing you to create intricate and colorful 3D art projects. From bold primary colors to subtle pastels, you'll have the perfect shades for your creative endeavors. Precise Diameter: Each filament strand is precisely manufactured with a 1.75mm diameter, ensuring smooth and consistent extrusion from your 3D pen. This results in cleaner, more detailed prints and prevents clogs or jams. High-Quality Material: Crafted from premium PLA (Polylactic Acid), our filament is non-toxic, eco-friendly, and safe for all ages. It's odorless and produces minimal fumes during printing, making it suitable for indoor use. Tangle-Free Spools: Each color comes on its own tangle-free spool, keeping your workspace organized and your filament easily accessible. No more frustrating tangles or knots during your creative sessions. Generous Length: With a total of proper filament included in this set, you'll have plenty of material to bring your 3D creations to life. Whether you're crafting intricate designs or larger projects, you won't run out of filament easily. Universal Compatibility: Our filament is compatible with most 3D pens that accept 1.75mm diameter filaments, ensuring versatility and ease of use. DIY and Educational: Ideal for artists, students, and DIY enthusiasts, this filament set is perfect for creating prototypes, educational models, decorative items, and personalized gifts.