Flexing on TPU: The Best Flexible Filament Alternatives for 3D Printing
TPU has been the go-to flexible filament for years, but is it still the best choice? In this video, I put TPU head-to-head against newer alternatives like PEBA, Morphlex, and PLA-HR to see which flexible filament really performs.
You’ll see side-by-side comparisons, bounce tests, and real-world prints to find out where TPU still shines — and where the other materials completely out-flex it.
Whether you’re printing phone cases, gaskets, flexible hinges, or even sports gear, this guide will help you choose the right flexible filament for your 3D printing projects.
*This video is sponsored by PCBWay*
Custom PCBs, 3D printing, and CNC machining! New users can get projects started by saving $5 at PCBWay here: https://pcbway.com/g/0IW9ST
*Up to 40% off TPU(FDM) extended through October*
*Affiliate links (If you purchase something after clicking any of the below links I may earn a small commission at no cost to you. This is a great way to support the channel)*
*Synbotron PEBA*
https://peba-filament-the-next-gen-of-flexible.kckb.me/96226c87
*Other PEBA Options*
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*PLA_HR*
https://tidd.ly/3KA8o9t
*TPU*
https://amzn.to/3IUFEHV
*BQ Slippers*
https://tidd.ly/46Pd1nt
*Fanttik F2 Master Mini Cordless Rotary Tool Kit*
Fanttik is running a Big Prime Day promotion, offering up to 37% off on Amazon!
Use the extra 9% off code RIE3ULTRA to save a total of 46% off the Fanttik F2 Master Mini Cordless Rotary Tool Kit: https://amzn.to/4gTJjCp
*Durometer*
https://amzn.to/46XrQVd
*3D Pen*
https://amzn.to/48cHONt
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