TPU filament for soft, flexible, wear-resistant 3D prints

Unveil Form ShoeFlex 9075A is a light grey TPU filament in 1.75mm format, supplied on a 0.75kg spool. The flexible polyurethane material is designed for printed parts that need rubber-like softness, repeated bending, and better impact absorption than rigid filaments.

The 75A shore hardness places this filament in the soft flexible category. That makes ShoeFlex 9075A a strong fit for parts that need cushioning, stretch, grip, or comfortable surface contact rather than rigid structural performance.

Key features of Unveil Form ShoeFlex 9075A

  • Soft 75A flexibility: suitable for parts that compress, bend, and recover.
  • TPU durability: TPU is widely used for abrasion resistance, impact handling, and repeated flexing.
  • 1.75mm filament format: compatible with a broad range of desktop FDM and FFF 3D printers built for 1.75mm material.
  • 0.75kg spool size: practical for testing, prototyping, and lower-volume flexible part production.
  • Light grey colour: useful for clean-looking prototypes, functional components, and parts that may be finished or matched into neutral assemblies.

Benefits for flexible functional printing

Soft TPU helps printed parts absorb shock and maintain function under repeated movement. Compared with rigid materials, ShoeFlex 9075A is better suited to components that need to deform in use without cracking or permanent damage.

TPU also offers good surface grip and tactile comfort, which makes it useful for contact points and protective features. When dried and printed with TPU-appropriate settings, the material can produce durable parts for regular handling and mechanical flex.

Common use cases for 75A TPU filament

  • Footwear and comfort prototypes: soft pads, cushioning concepts, and flexible wearables.
  • Protective parts: bumpers, edge guards, sleeves, and impact-damping covers.
  • Grip components: handles, tool grips, controller accessories, and anti-slip contact surfaces.
  • Flexible mechanisms: straps, seals, tabs, and compressible joints where rigid plastics are too stiff.
  • Product development: testing soft-touch geometry, fit, and flex behaviour before moving to production methods.

Who this TPU filament suits

Unveil Form ShoeFlex 9075A suits makers, engineers, designers, and prototyping teams that need very soft FDM-printable material. It is especially relevant when the goal is to create compressible or wearable parts, rather than hard housings or high-stiffness fixtures.

Specifications

Technical specifications

BrandUnveil Form
Product LineShoeFlex 9075A
MaterialTPU
ColourLight Grey
Filament Diameter1.75mm
Spool Weight0.75kg
Shore Hardness75A
Printing Temperature220-250°C typical for TPU
Bed Temperature40-60°C typical; can also print on an unheated bed depending on build surface
Print Speed20-40 mm/s typical for flexible TPU
Bed AdhesionPEI, textured build surfaces, or glue stick depending on printer and first-layer tuning
Enclosure RequirementNot required
Drying and StorageKeep dry; TPU benefits from sealed storage and drying before use if moisture is absorbed
Compatibility

Will it work with my printer?

Works with

Unveil Form ShoeFlex 9075A TPU filament works with FDM and FFF 3D printers that accept 1.75mm filament and can reliably feed flexible materials.

Printer requirements

A direct-drive extruder is typically the easiest setup for soft TPU. Bowden systems can print TPU as well, but they usually need slower speeds, a constrained filament path, and careful retraction tuning.

Build surface and setup

Flexible TPU generally prints best with moderate speeds, reduced retraction, and a clean build surface such as PEI or a surface prepared with glue stick when extra first-layer control is needed.

Material handling

TPU is moisture-sensitive. Dry filament and sealed storage help reduce stringing, popping, and inconsistent surface finish.

FAQ

Frequently asked

What is Unveil Form ShoeFlex 9075A made from?

Unveil Form ShoeFlex 9075A is a TPU filament. TPU is a flexible thermoplastic polyurethane used for durable parts with rubber-like behaviour.

What does 75A shore hardness mean for 3D printing?

75A indicates a very soft flexible material on the Shore A scale. In practical use, ShoeFlex 9075A is suited to prints that need high flexibility, cushioning, and bend resistance.

Is this TPU filament 1.75mm?

Yes. This spool uses 1.75mm filament diameter and is intended for printers that support that size.

How much filament is on the spool?

The spool contains 0.75kg of filament. That smaller spool size can be useful for prototyping, sample runs, or application-specific flexible parts.

Can TPU 75A print on a Bowden printer?

Yes, but soft TPU is usually easier to print on a direct-drive extruder. Bowden setups often need slower speeds, lower retraction, and a well-constrained filament path to avoid feeding issues.

What temperature should I print TPU 75A filament at?

A typical TPU nozzle range is about 220-250°C, with bed temperatures around 40-60°C when heated bed adhesion is needed. Exact settings depend on the printer, hotend, and airflow.

Do I need to dry flexible TPU filament before printing?

Yes, TPU benefits from dry storage and drying before use when it has absorbed moisture. Wet TPU can cause popping sounds, extra stringing, and rougher surface finish.

What is light grey TPU filament good for?

Light grey TPU filament is useful for soft functional parts, wear-resistant components, grips, bumpers, footwear-related prototypes, and cushioning features where flexibility matters.

Reviews

What printers are saying

  • Light Grey - Unveil Form ShoeFlex 9075A TPU Filament - 1.75mm, 0.75kg Unveil Form
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Light Grey - Unveil Form ShoeFlex 9075A TPU Filament - 1.75mm, 0.75kg

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