---
product_id: 497784005
title: "U Ortho Retainer – Stage 3 (Hard, Purple) | Dental Orthodontic Retainer for Alignment Stabilization | Durable & Comfortable Fit"
brand: "instrudent"
price: "€ 4.40"
currency: EUR
in_stock: true
url: https://www.desertcart.ie/products/497784005-u-ortho-retainer-stage-3-hard-purple-dental-orthodontic-retainer
store_origin: IE
region: Ireland
---

# Vibrant Purple Design Stage 3 Hard Retention Durable Medical-Grade Material U Ortho Retainer – Stage 3 (Hard, Purple) | Dental Orthodontic Retainer for Alignment Stabilization | Durable & Comfortable Fit

**Brand:** instrudent
**Price:** € 4.40
**Availability:** ✅ In Stock

## Summary

> 💜 Lock in your smile with style and strength!

## Quick Answers

- **What is this?** U Ortho Retainer – Stage 3 (Hard, Purple) | Dental Orthodontic Retainer for Alignment Stabilization | Durable & Comfortable Fit by instrudent
- **How much does it cost?** € 4.40 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/497784005-u-ortho-retainer-stage-3-hard-purple-dental-orthodontic-retainer)

## Best For

- instrudent enthusiasts

## Why This Product

- Trusted instrudent brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Standout Style:** Bold purple design that’s as unique as your smile—because retention can be trendy too.
- • **Long-Lasting Durability:** Crafted from biocompatible, medical-grade plastic built to withstand daily wear.
- • **Final Phase Firm Support:** Engineered for ultimate alignment stabilization in your orthodontic journey.
- • **Relapse Prevention Power:** Keeps your perfect smile locked in, preventing any unwanted tooth shifting.
- • **Snug, Irritation-Free Fit:** Anatomically contoured to your dental arches for all-day comfort and security.

## Overview

The U Ortho Retainer Stage 3 is a hard, durable orthodontic appliance designed for the final retention phase. Made from medical-grade biocompatible plastic, it ensures a secure, comfortable fit that prevents teeth from shifting post-treatment. Its vibrant purple color adds a stylish touch, making it perfect for teens and adults committed to maintaining their perfect smile.

## Description

U Ortho Retainer – Stage 3 (Hard, Purple) | Dental Orthodontic Retainer for Alignment Stabilization | Durable & Comfortable Fit

## Features

- Stage 3 – Hard Retention – Designed for the final phase of orthodontic retention, offering firm support to maintain aligned teeth.
- Comfortable & Secure Fit – Anatomically contoured to match dental arches and ensure a snug, irritation-free fit.
- Durable Medical-Grade Material – Made from strong, biocompatible plastic for long-lasting wear and oral safety.
- Helps Prevent Relapse – Keeps teeth from shifting post-treatment, ensuring results of orthodontic correction are preserved.
- Vibrant Purple Design – Aesthetic and easy to identify; ideal for teens and adults who prefer colorful orthodontic gear.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | InstruDent |
| Manufacturer | InstruDent |
| Country of Origin | China |
| Number of Memory Sticks | 1 |
| Item Weight | 20 g |
| Product Dimensions | 16 x 1 x 1 cm; 20 g |
| Item Height | 1 Centimeters |
| Item Width | 1 Centimeters |
| Included Components | Thermal Beads |

## Product Details

- **Brand:** InstruDent
- **Number of Items:** 1
- **Included Components:** Thermal Beads
- **Item dimensions L x W x H:** 16 x 1 x 1 Centimeters
- **Net Quantity:** 1.0 count
- **Item Weight:** 0.02 Kilograms
- **Age Range (Description):** Adult
- **Manufacturer:** InstruDent

## Images

![U Ortho Retainer – Stage 3 (Hard, Purple) | Dental Orthodontic Retainer for Alignment Stabilization | Durable & Comfortable Fit - Image 1](https://m.media-amazon.com/images/I/51Hr7xP7G2L.jpg)

## Frequently Bought Together

- InstruDent U Ortho Retainer – Stage 3 (Hard, Purple) | Dental Orthodontic Retainer for Alignment Stabilization | Durable & Comfortable Fit
- InstruDent U Ortho Blue Retainer – Stage 2 (Medium) | Orthodontic Trainer for Teeth Alignment | Soft Flexible Dental Retainer for Teens & Adults

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**Shop now:** [https://www.desertcart.ie/products/497784005-u-ortho-retainer-stage-3-hard-purple-dental-orthodontic-retainer](https://www.desertcart.ie/products/497784005-u-ortho-retainer-stage-3-hard-purple-dental-orthodontic-retainer)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-03-18*