THE FUTURE OF
AMERICAN-MADE
3D PRINTING FILAMENT
Unbiased testing, powerful comparison tools, and a commitment to US manufacturers. Discover the best filaments for your projects and join a growing community.
Your Hub for US Filament
Finding reliable, high-quality filament made in the USA shouldn't be difficult. SPOOLS US provides the data, tools, and community support you need to print with confidence.
RIGOROUS TESTING
Objective data on filament performance and quality.
FILAMENT DISCOVERY
Search and compare US-made filaments easily.
AMERICAN MADE FOCUS
Championing domestic manufacturers and materials.
Get Ready - Exciting Features Ahead!
We're building more than just a testing site. Get ready for new ways to discover, sample, and celebrate great American filament.
Swatch & Sample Store
Try before you buy with our made-to-order swatches and samples.
Weekly Spoolies Awards
Free spools for interesting projects and makers in the community.
Supply Chain Transparency
Complete visibility into the source and production of your filament.
Are You a US Filament Manufacturer?
Showcase your products to an engaged audience dedicated to American-made quality. Partner with SPOOLS US to gain visibility, validate your filament through our rigorous testing, and benefit from upcoming supply chain transparency features.
Let's work together to strengthen the US 3D printing ecosystem.
Learn More & Connect