SainSmart PEBA 90A Flexible Filament 1 kg
- 78% energy return, over 30% above TPU
- 20% lower density than TPU
- Up to 2X faster printing than TPU
- 1.75mm, dual-gear extruder needed
- Adjustable flexibility through print settings
Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A lighter, springier alternative to TPU for drones, sports gear and wearables, printing faster too. It needs a dual gear extruder and the listing gives no temperatures.
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ASIN: B0H9SHJ8KNModel: PEBA 90ACategory: 3D Printing Filament
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Overview
In a drone workshop or a sports gear lab, SainSmart PEBA offers nylon level toughness with elastomer flex. It bounces back faster than TPU, weighs less and prints quicker, with settings that tune how soft parts feel.
Higher rebound and lighter weight make it a step beyond TPU for performance parts. It requires a dual gear extruder, and spool weight and temperatures are not in the bullets.
Who it's for
Engineers and hobbyists building cushioning parts, insoles and robot joints will gain from the rebound. Basic printers without dual gear drives may struggle.
Pros and cons
- High energy return
- Lighter than TPU
- Faster printing than TPU
- Nylon based toughness
- Needs a dual gear extruder
- Spool weight only in title
- Temperatures not listed
Performance notes
Rebound comes from the PEBA polymer, which returns more energy after compression than TPU. Lower density cuts part weight. Higher volume flow lets it print faster, and changing infill and settings tunes hardness.
Specifications
| Brand | SainSmart |
|---|---|
| Model | PEBA 90A |
| Dimensions & fit | |
| Item Diameter | 1.75mm |
| Capacity & performance | |
| Print speed | Up to 2X faster than TPU |
| Power & efficiency | |
| Energy return | Up to 78% |
| Construction & materials | |
| Material Type | PEBA |
| Color | Rainbow |
| Other details | |
| Shore hardness | 90A |
| Density | 20% lower than TPU |
| Recommended extruder | Dual-gear |
Frequently asked questions
Is SainSmart PEBA the same as TPU?
No. It is a PEBA filament marketed as a TPU replacement, with up to 78% rebound and 20% lower density.
What printer do I need for SainSmart PEBA?
Most FDM printers using 1.75mm filament with dual-gear extruders.
Can I change how soft SainSmart PEBA prints?
Yes. Print settings let you fine tune hardness and flexibility.