Frequently Asked Questions
Everything you need to know about SUNLU products and services.
What types of 3D printing filaments do you offer?
We provide a wide range of high-quality filaments including PLA, PLA Plus, ABS, PETG, TPU, and specialty Wood or Silk filaments, all designed for precision and reliability.
How long does shipping take for my order?
Standard shipping typically takes 3-7 business days depending on your location. We utilize local warehouses in the US, EU, and UK to ensure the fastest delivery possible.
What is the return policy for SUNLU products?
We offer a 30-day money-back guarantee. If you are not satisfied with your purchase, you can return the product in its original packaging for a full refund or exchange.
Are SUNLU filaments compatible with all 3D printers?
Yes, our filaments are manufactured with a standard diameter tolerance of +/- 0.02mm, making them compatible with almost all FDM 3D printers on the market.
How should I store my filament to prevent moisture absorption?
We recommend storing your filament in a cool, dry place using a vacuum-sealed bag or a dedicated filament dryer box like the SUNLU FilaDryer S2 to maintain optimal print quality.
What payment methods do you accept?
We accept all major credit cards (Visa, Mastercard, American Express), PayPal, and various local payment options secured by SSL encryption.