1. Upgraded 3D printer filament: SUNLU's rainbow PLA, 3D printer filament. Old filament version changes every 15-18 meters, new filament version changes every 8 meters. The color changes faster and more color variations can be seen in smaller items. Note: First color is random.
2. High quality and strong compatibility: 1.75mm diameter. Multi-colored threads are very suitable for Christmas and Halloween decorations, and are also very suitable as a gift. Gives a smooth, pearly and unique touch. Perfectly compatible with most FDM 3D printers and 3D pens on the market. No bubble, no blocking, no warping, and easy to print.
3. Recommended settings for PLA rainbow filament: Recommended nozzle temperature for SUNLU's PLA rainbow filament: 200-210°C. Heated plate temperature: 50-60°C; print speed: 40-60 mm/s. Insert the filament into the side holes after use to avoid tangling.
4. Vacuum-packed 3D printing filament: SUNLU's 3D printer filament are all vacuum sealed and comes with a desiccant. Vacuum packaging is dustproof and keeps the filament dry and avoids absorbing moisture during transport. Guaranteed to give the filament best printing effect to customers' hands.
5. Blockage free and bubble free: SUNLU's PLA-3D filament has consistent diameter tolerance 1.75mm ± 0.02mm, which is guaranteed tangle-free and knot. Rigorous 24-hour drying before packaging, plus vacuum sealing, ensuring moisture-free pressure, eliminating blocking and bubbles. Increase your print success.
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
🚚 Is free shipping available?
We do not currently offer free shipping. However, this may be added at some point. We apologize.
🔧 How can I get a tracking number for my order?
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
🛡️ How do I process a return or exchange?
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
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