The Global Rainbow PLA Filament Market was valued at USD 128.7 Million in 2023 and is projected to reach USD 245.3 Million by 2030, growing at a Compound Annual Growth Rate (CAGR) of 9.8% during the forecast period (2024–2030). This significant growth is fueled by the expanding consumer and professional 3D printing markets, increasing demand for vibrant and customizable prototypes, and the rising adoption of Polylactic Acid (PLA) as a leading biodegradable material in additive manufacturing.

As the 3D printing industry evolves toward more aesthetic and functional applications, the focus shifts to the key material suppliers who are driving color innovation, filament consistency, and sustainable material science. In this blog, we profile the Top 10 Companies in the Rainbow PLA Filament Industry—a blend of established filament giants and specialized manufacturers shaping the visual and material future of 3D printing.

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🔟 1. Sunlu

Headquarters: Shenzhen, China
Key Offering: Standard Rainbow PLA, Silk Rainbow PLA, Metallic Rainbow PLA

Sunlu is a globally recognized leader in 3D printing filaments, renowned for its consistent quality and extensive color range. Their rainbow PLA filaments are popular among hobbyists and professionals for their smooth finish and reliable layer adhesion. The company operates with a strong e-commerce presence, supplying directly to consumers and distributors worldwide.

Innovation and Market Position:

• Continuous development of new material blends, including silk and glitter effects

• Strong global distribution network through online marketplaces and resellers

• Focus on cost-effective production without compromising on dimensional accuracy

Download FREE Sample Report: Rainbow PLA Filament Market – View in Detailed Research Report

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9️⃣ 2. eSun

Headquarters: Shenzhen, China
Key Offering: eSun PLA+ Rainbow, Bio-based Rainbow PLA

eSun is one of the pioneering brands in the 3D filament market, known for its high-performance PLA+ formulation. Their rainbow filament is engineered for enhanced strength and reduced brittleness compared to standard PLA, making it suitable for functional prototypes and decorative items that require durability.

Innovation and Market Position:

• Patented PLA+ formula offering improved mechanical properties

• Commitment to producing eco-friendly, low-odor filaments

• Extensive R&D in polymer science for specialized applications

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8️⃣ 3. Eryone

Headquarters: Shenzhen, China
Key Offering: Eryone Rainbow PLA, Gradient Silk PLA, Magnetic Rainbow PLA

Eryone has carved a niche with its visually striking and innovative filament lines. Their rainbow PLA is celebrated for its seamless color transitions and vibrant hues. The company emphasizes user experience, often incorporating community feedback into product development.

Innovation and Market Position:

• Specialization in aesthetic filaments with unique effects like magnetic iron and silk

• Active engagement with the 3D printing community for product ideation

• Rigorous quality control ensuring minimal tangles and consistent diameter

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7️⃣ 4. Amolen

Headquarters: Nanjing, China
Key Offering: Amolen Rainbow Wood PLA, Amolen Silk Rainbow PLA

Amolen specializes in composite and specialty PLA filaments. Their rainbow offerings often include unique material blends, such as wood-infused PLA that creates a natural, textured look while maintaining the color-changing properties. They cater to users seeking distinctive finishes for artistic and design projects.

Innovation and Market Position:

• Expertise in composite materials (wood, metal, stone)

• Focus on high-value, niche segments within the filament market

• Strong presence on specialty online platforms catering to creatives

Download FREE Sample Report: Rainbow PLA Filament Market – View in Detailed Research Report

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6️⃣ 5. TTYT3D

Headquarters: Shenzhen, China
Key Offering: TTYT3D Rainbow PLA, Shiny Silk Rainbow PLA

TTYT3D is a prominent supplier known for its vibrant color palette and reliable filament performance. Their rainbow PLA is designed for a smooth printing experience with excellent bed adhesion and minimal warping. The brand is a favorite for both entry-level and experienced users due to its balance of quality and affordability.

Innovation and Market Position:

• Wide array of color-shifting and effect filaments

• Competitive pricing strategy targeting the mass market

• Efficient logistics ensuring quick delivery across key regions

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5️⃣ 6. Flashforge

Headquarters: Zhejiang, China
Key Offering: Flashforge PLA Filament Rainbow, Premium PLA Pro

Flashforge is a vertically integrated company, manufacturing both 3D printers and the filaments that run on them. This synergy allows them to optimize their rainbow PLA specifically for their hardware, guaranteeing compatibility and performance. Their filaments are known for high purity and precise diameter tolerance.

Innovation and Market Position:

• Hardware-software-filament ecosystem for a seamless user experience

• Investment in automated production lines for superior consistency

• Strong B2B and educational institution partnerships

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4️⃣ 7. XVICO

Headquarters: Shenzhen, China
Key Offering: XVICO Rainbow PLA, Matte Rainbow PLA

XVICO has established itself as a reliable filament brand with a focus on accessibility and user satisfaction. Their rainbow PLA is vacuum-sealed with desiccant to prevent moisture absorption, a critical factor for print quality. They offer a matte version of their rainbow filament, providing a unique aesthetic alternative to the standard glossy finish.

Innovation and Market Position:

• Focus on packaging technology to extend filament shelf life

• Diversified product portfolio including matte and specialty finishes

• Responsive customer service and support system

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3️⃣ 8. Tecbears

Headquarters: Dublin, Ireland (Parent Company)
Key Offering: Tecbears PLA Rainbow Filament, Eco-Friendly PLA

Tecbears positions itself with a strong emphasis on European quality standards and environmental responsibility. Their rainbow PLA is manufactured to comply with stringent regulations, making it a preferred choice in markets with strict material safety requirements. The company promotes a sustainable lifecycle for its products.

Innovation and Market Position:

• Adherence to REACH and RoHS compliance for European and North American markets

• Marketing focus on the eco-friendly credentials of PLA

• Strategic distribution partnerships within the EU and US

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2️⃣ 9. Locyfens

Headquarters: Dongguan, China
Key Offering: Locyfens Silk Rainbow PLA, Standard Rainbow PLA

Locyfens is a specialized filament producer focusing on achieving brilliant visual effects. Their silk rainbow PLA is particularly noted for its high-gloss finish and smooth color transitions that mimic flowing silk. The company caters to the growing demand for filaments that produce visually stunning prints for display and art pieces.

Innovation and Market Position:

• Mastery in producing high-gloss “silk” finish filaments

• Targeted approach towards the creative and artistic 3D printing community

• Use of high-purity raw materials to ensure color vibrancy

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1️⃣ 10. UniCoFil

Headquarters: Florida, USA
Key Offering: UniCoFil Rainbow PLA, Professional-Grade PLA

UniCoFil operates with a focus on the North American market, offering filaments that meet the demands of professional users and small businesses. Their rainbow PLA is characterized by its consistent diameter and reliable extrusion properties, reducing the chance of clogs and failed prints. They emphasize fast shipping and local customer support.

Innovation and Market Position:

• Localized supply chain and inventory in the USA for rapid delivery

• Focus on serving professional and small-scale commercial users

• Commitment to providing detailed technical data and printing guides

Get Full Report Here: Rainbow PLA Filament Market – View in Detailed Research Report

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🌈 Outlook: The Future of Rainbow PLA Filament Is Brighter and More Accessible

The rainbow PLA filament market is experiencing a vibrant transformation. While standard single-color filaments remain the volume leader, the industry is investing significantly in advanced color-blending technologies, sustainable material sourcing, and specialized formulations for diverse applications.

📈 Key Trends Shaping the Market:

• Rising demand for customized and aesthetically pleasing 3D printed products

• Growth in educational and DIY segments driving filament adoption

• Increasing innovation in composite rainbow filaments (e.g., silk, matte, glitter)

• Expansion of e-commerce platforms making specialty filaments globally accessible

Get Full Report Here: Rainbow PLA Filament Market – View in Detailed Research Report

The companies listed above are not only supplying the global 3D printing community—they’re pioneering the colorful evolution of additive manufacturing.