Shop3D is now Dextri. Same team, same 3D printing service — just a new name.
Rapid Prototyping UK

Fast UK rapid prototyping for design, fit, and function

Dextri helps businesses, designers, engineers, and makers move from idea to physical part quickly. Whether you need a proof-of-concept model, fit-check part, or functional prototype, we can help you iterate faster with dependable UK-based 3D printing.

Best for Concepts, fit checks, test parts
Order sizes One-offs to small iteration runs
Materials PLA, PETG, TPU, ABS, ASA, PC
Goal Faster product development
Rapid Prototyping

Rapid prototyping that helps you iterate with confidence

Rapid prototyping is about turning an idea into a physical part as quickly as possible so that you can test, refine, and improve it. Instead of waiting on tooling or committing to a final manufacturing route too early, 3D printing gives you a practical way to assess shape, size, assembly, and usability.

Some projects only need a quick concept model to communicate an idea or check visual proportions. Others need working prototype parts that can be assembled, handled, and tested in the real world. By choosing the right material and print settings, prototypes can be tailored for form, fit, or function depending on what stage your project is at.

This makes rapid prototyping especially useful for product development, electronics enclosures, workshop tools, custom fittings, and early-stage commercial products.

What rapid prototyping can help with

Prototypes can answer important design questions before you commit to production.

1

Concept models

Useful for turning sketches or CAD into a physical object so you can assess proportions, appearance, layout, and general design direction.

2

Fit and assembly checks

Helps confirm that parts line up correctly, clear surrounding components, and assemble as intended before further investment.

3

Functional prototypes

Suitable for testing movement, handling, mounting, or general real-world use so design improvements can be made early.

Why use Dextri for rapid prototyping?

We focus on practical prototyping support, quick iteration, and materials that match the stage of your project.

Fast iteration cycles

Product development often involves several revisions. We help keep that process moving with dependable turnaround and clear communication.

Material advice by use case

Some prototypes only need to look right, while others need to perform. We can help guide you towards a suitable material for the task.

Low commitment development

3D printing lets you test ideas without the cost and delay of tooling, making it ideal for early-stage projects and design refinement.

UK-based support

Working with a UK supplier makes it easier to discuss design intent, adjust requirements, and keep projects moving without unnecessary delay.

Materials for rapid prototyping

Different prototype stages call for different materials, depending on whether you are testing appearance, fit, or function.

Quick concepts

PLA

Ideal for concept models, early visual prototypes, and quick design reviews.

Best for: form studies, mock-ups, layout checks
Balanced choice

PETG

A good all-round option for prototypes that need more durability during testing.

Best for: fit checks, housings, practical test parts
Flexible testing

TPU

Useful when the design includes flexibility, grip, cushioning, or impact absorption.

Best for: soft features, feet, bumpers, flexible elements
Tougher prototypes

ABS / ASA

Suitable when a prototype needs better resistance to heat, wear, or tougher handling.

Best for: more demanding functional trials
Engineering option

PC

A stronger option for more demanding prototype applications where performance matters more.

Best for: higher-strength prototype parts
Need advice?

Not sure what to prototype in?

Tell us what stage your project is at and what you need to test, and we’ll suggest a sensible option.

We can help match material choice to your development stage
View Materials

Who rapid prototyping is for

This service is well suited to product designers, startups, engineers, inventors, small manufacturers, electronics projects, workshops, and makers who need to test and refine a design before moving forward.

Common uses include proof-of-concept parts, enclosure development, test assemblies, bracket design, ergonomic studies, and early-stage commercial product development.

Frequently asked questions

Common questions about our rapid prototyping service.

Can you produce a single prototype?

Yes. Single prototypes are a common part of early-stage development and testing.

What if I need multiple design revisions?

That is exactly what rapid prototyping is for. We can support repeated iterations as your design evolves.

Can prototypes be functional?

Yes. Depending on the material and design, prototypes can be suitable for handling, assembly, and functional testing.

Do I need a finalised design?

No. Many customers use prototypes specifically to improve a design before it is finalised.

Need a rapid prototyping quote?

Send your file, material preference, and project details, and we’ll come back with a clear quote.

Get a Quote