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eZtain Fixed Retainers : 100% next-generation 100% custom-made 100% PEEK

eZtain
Fixed Retainers :
100% next-generation
100% custom-made
100% PEEK

eZtain Lab is committed to providing you with exceptional fixed retainers through our custom digital design process. Our wires are made from PEEK, a high-performance medical-grade polymer known for its outstanding properties.

With eZtain, you benefit from dental retainer that is both flexible and durable, designed to prevent deformation and breakage, ensuring maximum longevity.

eZtain
Fixed Retainers :
100% next-generation
100% custom-made
100% PEEK

They are talking about us

Developed in partnership with our retainers exceed every expectation in terms of reliability.
Say goodbye to emergency retainer appointments.
Got a quick question? Write to us directly, and we’ll respond within 24 hours

Advantages of eZtain orthodontic retainers

Innovation
Critères
Material Innovation
Mechanical strength
MRI Compatibility
Faster placement time
Prevents wire syndrome
Criteria
Milled retainer
Traditional Retainer (Handmade)
Robot-bent retainer
Material Innovation
PEEK
Stainless steel
Stainless steel
Mechanical strength
3 times stronger than steel
Frequent breakage and deformation
Frequent breakage and deformation
MRI Compatibility
MRI-compatible, no artifacts
Not MRI-compatible, image artifacts
Not MRI-compatible, image artifacts
Faster placement time
4 minutes
6 minutes
4 minutes
Prevents wire syndrome
Yes
No
No
Patient comfort

eZtain orthodontic fixed retainer

Retainer Retainer icon
Retainer Retainer icon

More Aesthetic

More Durable

More Comfortable

More Aesthetic

More Durable

More Comfortable

eZtain’s impact on your practice – more appointments, less after-sales service

Metric Manually bent wire eZtain
12-month breakage rate 12–50% 0%
Chair time lost to after-sales 70 retainer emergencies per year 0
Bonding time 6 min 4 min
Retreatment due to relapse Yes 0
MRI / CBCT artifacts Yes No
Patient perception Traditional practice Modern practice
eZtain’s impact on your practice – more appointments, less after-sales service Fil métallique eZtain PEEK

Order a fixed retainer

Single dental retainer
Single dental retainer
€ 115 HT
  • Custom PEEK retainer
  • Mini extensions to prevent diastema reopening
  • Delivered within 1 week
Pricing plans
Delivery Duty Paid

Hassle-free delivery: we cover all customs duties and fees

eZtain retainer in detail x

Technology
Technology
patented
Material
Material
of the future
Compliant
Compliant
with EU Regulation 2017/745
Material Critical force (N) before plastic deformation
eZtain PEEK 18,95
NiTiNOL 0,016 NiTiNOL 16,01
TMA 0,016 TMA 13,98
Retainer 0.016x0.016 square Acier Inox 6,11
Penta One Acier Inox 5,35
Material Flexibility range (mm) before plastic deformation
eZtain PEEK 0,12
TMA 0,016 TMA 0,10
NiTiNOL 0,016 NiTiNOL 0,06
Retainer 0.016x0.016 square Stainless steel 0,0099
Penta One Stainless steel 0,0055

The ordering process, step by step

Step 1 – Scanner partners
Step 1 – Scanner partners
  • Look for eZtain Lab among your intraoral scanner’s partners.
  • If you can’t find us, or if you use an iTero scanner, please contact us.
Step 2 – Digital impression
Step 2 – Digital impression
  • Check-up appointment before debonding: an intraoral scan is taken.
  • The STL file is automatically uploaded from the scanner to our laboratory.
Step 3 – Submit your prescription
Step 3 – Submit your prescription
  • To confirm your order, send the prescription from your eZtain practitioner portal.
  • Order in three clicks, with delivery within one week at most.
Digital design
Digital design
  • Our teams of dental technicians design your orthodontic retainers using our proprietary software.
  • Modeling is done in all three spatial dimensions to produce a retainer perfectly fitted to your patients’ dental morphology, taking the occlusion into account for the upper arch.
Manufacturing
Manufacturing
  • Our teams mill your PEEK retainer wires.
  • Thanks to high-performance 5-axis dental milling machines, we can guarantee precision of around 3 µm.
  • The fit of each retainer is checked on the models you provided.
  • The retainers are then cleaned and decontaminated.
Delivery
Delivery
  • Your retainers are shipped by tracked mail.
  • We strive to ensure you receive your retainers at your practice within 7 days of the prescription date.
Step 4 – Guided chairside bonding
Step 4 – Guided chairside bonding
  • At the next appointment, you can proceed with bonding the retainers.
  • You can keep all your usual protocols and adhesives.
  • No adjustment needed: the wire is perfectly fitted to your patient’s morphology.

Practitioners speak out

For over 3 years, we have received very positive feedback.
Dr. Luis Huanca, orthodontist in Lausanne
Dr. Luis Huanca
Orthodontist in Lausanne
02 August 2025

My experience with eZtain has been excellent. The digitally designed wire meets very high quality and design standards, with great attention to detail and precision. The service is also impeccable: professional, punctual, and always available. Production and delivery times were strictly adhered to, confirming the company’s reliability. I highly recommend eZtain to those seeking professionalism and quality.

Portrait of Dr. Elisabeth Narcy
Dr. Elisabeth Narcy
Orthodontist in Bordeaux
05 August 2025

eZtain retainers are always perfectly adapted and very easy to place. Finally, a custom-fit system that doesn’t break and ensures the stability of our treatments, while providing great comfort to our patients.

Dr. David Couchat
Dr. David Couchat
Orthodontist in Marseille
24 February 2025

I frequently use eZtain retainers, which offer the advantage of being very easy to bond and perfectly fitted.
Additionally, because the material is white, patients appreciate the discreet appearance and the absence of metal in their mouths – this is a significant selling point for them.
It also seems logical that this material would help prevent wire-related syndromes caused by metal wires, which is a very promising benefit.

Orthodontist in Lausanne, Dr. Nicolas Philippides
Dr. Nicolas Philippides
Orthodontist in Lausanne
22 June 2022

eZtain retainers offer exceptional durability and a perfect fit in the mouth. My patients are very enthusiastic about benefiting from a more aesthetic, metal-free retention solution. Moreover, over the past two years, I have observed a reduction in emergency visits related to broken retainers in the clinic, which frees up time for our teams and reduces costs associated with minor relapse treatments.

Dr. Celine Freyss
Dr. Céline Freyss
Orthodontist in Hagueunau
16 June 2025

I am extremely satisfied with these fixed retainers, both for their discreet color in the mouth, their perfect fit, and the material’s technology. They are very easy to use, especially their positioning, which is done with great ease while being very precise. Furthermore, with this type of material, we can say goodbye to wire syndrome. Lastly, it eliminates the need for removal during potential MRIs or scans, which is, of course, a significant advantage. I can only recommend it.

Orthodontist in Strasbourg Dr. Cihan Babayigit.
Dr. Cihan Babayigit
Orthodontist in Strasbourg
01 March 2024

I am deeply impressed by the quality and innovation of eZtain. These custom fixed retainers fit perfectly and offer great comfort, which makes all the difference for my patients.

Orthodontist in Annecy, Dr. Gauthier Bodart
Dr. Gauthier Bodart
Orthodontist in Annecy
14 February 2024

When I present my patients with the choice between a traditional retainer and eZtain, they are immediately drawn to eZtain for its natural shade and metal-free design. I have also been using eZtain for several months now, and I’m impressed by the reliability of these retainers. I recommend it without hesitation.

Orthodontist in Strasbourg, Dr. Jeremy Ohayon
Dr. Jeremy Ohayon
Orthodontist in Strasbourg
29 November 2023

Offering my patients the choice between traditional retainers and eZtain has significantly enhanced their satisfaction. eZtain stands out with its tooth-colored material that blends more naturally, and the absence of metal components is unquestionably a major advantage.

Portrait of Dr. Thibaut Peirolo, orthodontist in Geneva
Dr. Peirolo
Orthodontist in Geneva
13 June 2024

I can only recommend eZtain retainers. They are extremely precise (I never need to use the positioning key), the delivery is fast, they are aesthetically pleasing, and patients consistently mention how comfortable they are.

Dr. Aurore Delavierre
Dr. Aurore Delavierre
Orthodontist in Orléans
27 October 2024

In certain clinical situations, I use eZtain retainers as an alternative to traditional metal wires. This solution is especially appreciated by patients looking for a metal-free option. The adaptation and bonding in the mouth are very easy. The eZtain platform simplifies the ordering process, with fast delivery times.

Dr. Matthieu Esquenet
Dr. Matthieu Esquenet
Orthodontist in Lausanne
07 November 2024

My patients and I are very satisfied with eZtain retainers, which offer a discreet alternative to traditional metal retainers. Bonding is easy even without a repositioning key, and the fit is perfect.

Dr. Jean-Baptiste Pamar, Orthodontist
Dr. Jean-Baptiste Pamar
Orthodontist in Peronne
24 March 2026

Aesthetic retainers very easy to place, even without a positioning key. No fractures or debonding so far in my practice! They are ideal for patients needing MRI scans, or particularly on highly translucent teeth.

Dr. Luis Huanca, orthodontist in Lausanne
Dr. Luis Huanca
Orthodontist in Lausanne
02 August 2025

My experience with eZtain has been excellent. The digitally designed wire meets very high quality and design standards, with great attention to detail and precision. The service is also impeccable: professional, punctual, and always available. Production and delivery times were strictly adhered to, confirming the company’s reliability. I highly recommend eZtain to those seeking professionalism and quality.

Portrait of Dr. Elisabeth Narcy
Dr. Elisabeth Narcy
Orthodontist in Bordeaux
05 August 2025

eZtain retainers are always perfectly adapted and very easy to place. Finally, a custom-fit system that doesn’t break and ensures the stability of our treatments, while providing great comfort to our patients.

Dr. David Couchat
Dr. David Couchat
Orthodontist in Marseille
24 February 2025

I frequently use eZtain retainers, which offer the advantage of being very easy to bond and perfectly fitted.
Additionally, because the material is white, patients appreciate the discreet appearance and the absence of metal in their mouths – this is a significant selling point for them.
It also seems logical that this material would help prevent wire-related syndromes caused by metal wires, which is a very promising benefit.

Orthodontist in Lausanne, Dr. Nicolas Philippides
Dr. Nicolas Philippides
Orthodontist in Lausanne
22 June 2022

eZtain retainers offer exceptional durability and a perfect fit in the mouth. My patients are very enthusiastic about benefiting from a more aesthetic, metal-free retention solution. Moreover, over the past two years, I have observed a reduction in emergency visits related to broken retainers in the clinic, which frees up time for our teams and reduces costs associated with minor relapse treatments.

Dr. Celine Freyss
Dr. Céline Freyss
Orthodontist in Hagueunau
16 June 2025

I am extremely satisfied with these fixed retainers, both for their discreet color in the mouth, their perfect fit, and the material’s technology. They are very easy to use, especially their positioning, which is done with great ease while being very precise. Furthermore, with this type of material, we can say goodbye to wire syndrome. Lastly, it eliminates the need for removal during potential MRIs or scans, which is, of course, a significant advantage. I can only recommend it.

Orthodontist in Strasbourg Dr. Cihan Babayigit.
Dr. Cihan Babayigit
Orthodontist in Strasbourg
01 March 2024

I am deeply impressed by the quality and innovation of eZtain. These custom fixed retainers fit perfectly and offer great comfort, which makes all the difference for my patients.

Orthodontist in Annecy, Dr. Gauthier Bodart
Dr. Gauthier Bodart
Orthodontist in Annecy
14 February 2024

When I present my patients with the choice between a traditional retainer and eZtain, they are immediately drawn to eZtain for its natural shade and metal-free design. I have also been using eZtain for several months now, and I’m impressed by the reliability of these retainers. I recommend it without hesitation.

Orthodontist in Strasbourg, Dr. Jeremy Ohayon
Dr. Jeremy Ohayon
Orthodontist in Strasbourg
29 November 2023

Offering my patients the choice between traditional retainers and eZtain has significantly enhanced their satisfaction. eZtain stands out with its tooth-colored material that blends more naturally, and the absence of metal components is unquestionably a major advantage.

Portrait of Dr. Thibaut Peirolo, orthodontist in Geneva
Dr. Peirolo
Orthodontist in Geneva
13 June 2024

I can only recommend eZtain retainers. They are extremely precise (I never need to use the positioning key), the delivery is fast, they are aesthetically pleasing, and patients consistently mention how comfortable they are.

Dr. Aurore Delavierre
Dr. Aurore Delavierre
Orthodontist in Orléans
27 October 2024

In certain clinical situations, I use eZtain retainers as an alternative to traditional metal wires. This solution is especially appreciated by patients looking for a metal-free option. The adaptation and bonding in the mouth are very easy. The eZtain platform simplifies the ordering process, with fast delivery times.

Dr. Matthieu Esquenet
Dr. Matthieu Esquenet
Orthodontist in Lausanne
07 November 2024

My patients and I are very satisfied with eZtain retainers, which offer a discreet alternative to traditional metal retainers. Bonding is easy even without a repositioning key, and the fit is perfect.

Dr. Jean-Baptiste Pamar, Orthodontist
Dr. Jean-Baptiste Pamar
Orthodontist in Peronne
24 March 2026

Aesthetic retainers very easy to place, even without a positioning key. No fractures or debonding so far in my practice! They are ideal for patients needing MRI scans, or particularly on highly translucent teeth.