SUNLU Rainbow PLA – Vibrant Gradients, Smooth Prints, No Colour Swaps Needed

SUNLU Rainbow PLA is designed for dazzling, multicoloured results—no filament swaps required. Each spool features a continuous rainbow gradient, transitioning every ~8 metres for smooth, flowing colour changes that shine in large-format prints, such as vases, figurines, and display models.

Manufactured with precise tolerances and premium materials, this filament offers excellent layer adhesion, minimal shrinkage, and a smooth finish. It prints just like standard PLA, meaning no hardware changes are needed. 

Key Features:

• Stunning Rainbow Gradient: Gradual 8m colour transitions for seamless multicolour results
• Perfect for Large Prints: Best suited for taller models where full colour changes can shine
• Easy to Print: Prints like PLA—no special hardware required
• Smooth Finish: Ideal for decorative, display-ready prints
• Reusable Spool: Eco-conscious option
• WA Local Pick-Up Available: Convenient for Perth, Western Australian customers

Recommended Print Settings:

• Extruder Temperature/Print Speed: 200°C – 210°C @ 50 – 100 mm/s or 210°C – 240°C @ 100 – 200 mm/s
• Bed Temperature: 50°C – 60°C
• Fan Speed: 100%

Need help printing with PLA? Check out our Filament Guide for tips and advice.