Our work / U Speaker Holder
Sold at Dillard's
Accessories Designer LA NPDT
U Speaker Holder
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Project at a glance
- Client
- Fashionit — tech accessories brand
- Category
- Consumer accessory design
- Starting point
- A request for a keychain-style holder for two speaker sizes
- What we delivered
- Accessory design for both large and small U Speakers, single-piece part engineering, 3D renderings for marketing
- Key constraints
- One-piece molding for low cost, secure hold on bags and bikes, easy consumer installation
- Outcome
- A manufacturable holder plus marketing visuals delivered to the brand
The client

The challenge

Our solution

The result







Accessory product design at a glance
| Scope | Fit study, industrial design, CAD, prototypes, DFM |
|---|---|
| Constraint | Must fit an existing device family without modification |
| Deliverables | Production CAD, prototypes, molding package, renderings |
| Typical timeline | 6-14 weeks |
Accessories live or die on fit
An accessory has no tolerance budget of its own — it inherits the host product's variation. Designing to nominal dimensions produces a holder that grips one unit and rattles on the next. The work is characterizing real part variation and designing compliance into the geometry.
What we designed
We measured the host devices, designed retention features with enough flex to absorb variation while still holding firmly, and prototyped across multiple units before committing geometry. The final part molds in a simple two-plate tool and ships flat-packed to keep freight and packaging cost down.
Frequently asked questions
Can you design an accessory for a device you do not have CAD for?
Yes. We measure or 3D scan physical units and build a reference model from that.
How do you verify fit before tooling?
Printed prototypes tested across several host units, plus material-adjusted clearances for the production process.
Do you handle packaging for accessories?
Yes — peg-ready retail packaging and shipper sizing are commonly included.
Capabilities used on this project
Rapid prototyping services
3D printing, CNC machining, urethane casting and functional prototype builds with published materials, tolerances and lead times.
Low-volume manufacturing
Bridge tooling, short-run production and supplier management for first commercial batches.
Prototype design and engineering
Design for the prototype itself: CAD, tolerance stacks, material choices and assembly detail before anything is built.
Concept design
Sketch exploration, form studies and CAD concepts that turn an idea into a buildable direction.
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