Choosing the right 3D printer ink cartridges or filaments significantly influences your printing outcomes. This guide covers some of the best 3D pen and printer filaments available on Amazon, highlighting their features and compatibility for varied printing needs. Below is a summary table to help compare these top selections.
| Product Name | Brand | Filament Type | Colors | Diameter | Compatibility |
|---|---|---|---|---|---|
| 15 Bright Colors 1.75mm 3D Pen PLA Filament Refill | DO3D | PLA | 15 Mixed | 1.75mm | Universal 3D Pens/Printers (Not 3Doodler 3.0mm) |
| YOUSU 3D Printer Filament Galaxy PLA Filament Bundle | Yousu | PLA (Glitter, Glow in Dark) | 4 Unique Colors | 1.75mm | Most FDM Printers |
| MIKA3D 24 Colors ABS 3D Pen Printer Filament Refill | MIKA3D | ABS | 24 Solid Colors | 1.75mm | MYNT3D / SCRIB3D Pens (Not 3Doodler) |
| 22 Colors 3D Pen Filament Refill for 3Doodler Pens | Diteryy | PCL | 22 Mixed (Incl. Fluorescent) | 2.5mm | 3Doodler Start & Start+ |
| iSANMATE Glow in The Dark PLA Filament Bundle | iSANMATE | PLA (Glow in The Dark) | 4 Multicolor | 1.75mm | Most FDM Printers |
15 Bright Colors 1.75mm 3D Pen PLA Filament Refill

This PLA filament set from DO3D features 15 bright, popular colors including black, white, yellow, pink, purple, and various shades of blue and green. The filaments are made from 100% new pure PLA material, ensuring a smooth, non-toxic, and bubble-free printing experience. With a precise diameter of 1.75mm, it supports universal compatibility with many 3D pens and printers, including MYNT3D and SCRIB3D devices (excluding 3.0mm 3Doodler pens). It’s an ideal sample pack for those who want to experiment with multiple colors in one purchase.
YOUSU 3D Printer Filament Galaxy PLA Filament Bundle

YOUSU provides a unique set of PLA filaments with a galaxy-themed glitter finish that includes four distinctive colors: Glitter Galaxy Black, Chameleon Blue, Glow in the Dark Green Starry, and Glitter Gold. Each 0.25kg spool offers a glittery surface ideal for eye-catching prints. To ensure the best results, they recommend printing with a 0.6mm nozzle and layer thickness >0.2mm to avoid clogs and stringing. The glow-in-the-dark filament reacts differently depending on light exposure, making it perfect for fast and large-sized model printing with smooth finishes.
MIKA3D 24 Colors 1.75mm ABS 3D Pen Printer Filament Refill

This extensive ABS filament assortment from MIKA3D includes 24 solid and popular colors, totaling 84 meters in length. Known for its stronger and more durable properties compared to PLA, ABS filament from this pack offers consistency in diameter and ease of printing. It supports 3D pens like MYNT3D and SCRIB3D but is not compatible with 3Doodler pens. The pack is perfect for color testing or projects requiring vibrant options.
22 Colors 3D Pen Filament Refill for 3Doodler Pens

Exclusively compatible with 3Doodler Start and Start+ 3D pens, this set from Diteryy features 110 pieces spanning 22 colors, including bright solids and fluorescent tones. Made from a low-temperature, non-toxic PCL filament, it offers safe, odorless usage, ideal for children and educational environments. Each piece measures 6 inches, providing flexibility for multiple projects. This refill pack supports creative expression without compromising safety or ease of use.
iSANMATE Glow in The Dark PLA Filament Bundle

Perfect for creations requiring a mysterious glow, iSANMATE offers a PLA filament bundle with glow-in-the-dark capabilities. The filaments appear white during the day and emit light at night after exposure to sunlight or UV light. Manufactured to be odorless, clog-free, and highly durable, this bundle features a dimensional accuracy of +/-0.03 mm, ensuring smooth, high-quality printing. It is CE and RoHS certified, making it a reliable option for both beginners and professionals.
Buying Guide: Choosing The Right 3D Printer Ink Cartridges And Filaments
When selecting 3D printer filaments or ink cartridges for your projects, consider the following factors to optimize printing quality and compatibility:
Filament Material Types
- PLA: Popular for ease of use, low odor, and environmental friendliness. Ideal for beginners and educational use.
- ABS: Offers greater strength and heat resistance suitable for durable parts but requires controlled printing environments.
- PCL: Low-temp, safe filament designed primarily for 3D pens such as 3Doodler Start models, great for younger users.
Diameter and Compatibility
Filaments commonly come in 1.75mm or 2.85mm diameters. Check your device’s compatibility carefully. For example, 3Doodler pens use 2.5mm PCL filaments, while many FDM printers accept 1.75mm PLA or ABS filaments. Using the wrong diameter can cause jams or failed prints.
Color & Finish Options
Depending on your project, you may prefer:
- Bright, solid color filaments for clarity and simplicity
- Glitter or galaxy finishes to add sparkle and uniqueness
- Glow-in-the-dark filaments for creative night-time visibility effects
- Matte or glossy finishes for different aesthetic outcomes
Print Settings
Some specialty filaments (glitter, glow) may require specific print settings, such as a larger nozzle diameter or slower speeds to prevent clogs and maintain surface quality. Always refer to manufacturer recommendations.
Safety & Environment
Non-toxic filaments with minimal odor, such as PLA and PCL, are preferred for indoor use, especially around kids. Certified materials ensure safer handling and environmentally sustainable printing.
Quantity and Versatility
Consider the length or weight of filament offered in each package. Sample packs with multiple colors allow experimentation, while larger single-color spools suit focused projects. Also, confirm if the filament matches your printer or 3D pen model to avoid compatibility issues.