---
product_id: 478078082
title: "Opalescence 20% Teeth Whitening Refill Kit (4 Syringes) Carbamide Peroxide. Made by Ultradent, Unflavored. Tooth Whitening Refill Syringes - B-5402-2"
brand: "ultradent"
price: "€ 63.12"
currency: EUR
in_stock: true
url: https://www.desertcart.fr/products/478078082-opalescence-20-teeth-whitening-refill-kit-4-syringes-carbamide-peroxide
store_origin: FR
region: France
---

# Whiten up to 10 shades in 7 days 20% Carbamide Peroxide power 4x 1.2ml precision syringes Opalescence 20% Teeth Whitening Refill Kit (4 Syringes) Carbamide Peroxide. Made by Ultradent, Unflavored. Tooth Whitening Refill Syringes - B-5402-2

**Brand:** ultradent
**Price:** € 63.12
**Availability:** ✅ In Stock

## Summary

> ✨ Brighten your smile, boost your confidence — no dentist visit required!

## Quick Answers

- **What is this?** Opalescence 20% Teeth Whitening Refill Kit (4 Syringes) Carbamide Peroxide. Made by Ultradent, Unflavored. Tooth Whitening Refill Syringes - B-5402-2 by ultradent
- **How much does it cost?** € 63.12 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/478078082-opalescence-20-teeth-whitening-refill-kit-4-syringes-carbamide-peroxide)

## Best For

- ultradent enthusiasts

## Why This Product

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

## Key Features

- • **No LED light needed:** Effortless whitening without extra gadgets or hassle
- • **Award-winning expertise:** Backed by 30+ years and 50+ industry accolades
- • **Gentle yet effective formula:** Xylitol-sweetened, gluten-free, and decay-conscious
- • **Professional-grade whitening at home:** Trusted by 25,000+ dental pros for a dazzling smile
- • **Compatible with Invisalign & retainers:** Seamlessly fits your lifestyle and dental gear

## Overview

The ULTRADENT Opalescence 20% Teeth Whitening Refill Kit offers professional-level whitening with 4 precision syringes of carbamide peroxide gel. Designed for 2-4 hours daily use, it can whiten teeth up to 10 shades in just 7 days. Compatible with Invisalign and custom trays, this unflavored, xylitol-sweetened formula is gluten-free and recommended by over 25,000 dental professionals. Made in the USA, it delivers award-winning results without the need for LED lights.

## Description

Opalescence 20% Teeth Whitening Refill Kit (4 Syringes) Carbamide Peroxide. Made by Ultradent, Unflavored. Tooth Whitening Refill Syringes - B-5402-2

## Features

- PROFESSIONAL LEVEL TEETH WHITENING: Opal by Opalescence - A teeth Whitening Experience in the comfort of your home. With over 30 years of expertise, 50+ Teeth Whitening Awards, and 100 million smiles brightened.
- DELUXE OPAL BY OPALESCENCE LINE: NO LED Light Needed or Recommended. Carbamide Peroxide Gel-filled Syringes for efficient tooth whitening and easy delivery to teeth whitening trays. Compatible with Invisalign trays, aligners, retainers, and custom dental trays (none included).
- OPALESCENCE TEETH WHITENING GEL: Opalescence Teeth Whitening 20 Percent for 2-4 Hours a day wear, can whiten teeth up to 10 shades in 7 days. Lifts stains from coffee, wine, soda, smoking, and more.
- DENTAL CARE: Teeth whitening gel refill pack includes 4x 1.2 ml Syringes, gluten-free, kosher, sweetened with xylitol, which may reduce the risk of tooth decay.
- MADE IN THE USA BY ULTRADENT PRODUCTS: Professional-level Whitening, recommended by over 25,000 Dental Professionals, with 50+ Teeth Whitening Awards and 100 million smiles brightened.

## Product Details

- **Brand:** ULTRADENT
- **Active Ingredients:** Carbamide Peroxide
- **Product Benefits:** Teeth Whitening Treatment
- **Item Form:** Gel
- **Number of Items:** 4

## Images

![Opalescence 20% Teeth Whitening Refill Kit (4 Syringes) Carbamide Peroxide. Made by Ultradent, Unflavored. Tooth Whitening Refill Syringes - B-5402-2 - Image 1](https://m.media-amazon.com/images/I/51NMLZrPy3L.jpg)

## Questions & Answers

**Q: How long can you leave 20% on???**
A: I have no problem leaving it on 4-5 hours.  I moved up to 20% after years of using the 15% overnight.

## Frequently Bought Together

- ULTRADENT Opalescence 20% Teeth Whitening Refill Kit (2 Packs / 4 Syringes) Carbamide Peroxide. Made by Ultradent, Unflavored. Tooth Whitening Refill Syringes - B-5402-2
- Teeth Whitening Trays Moldable 4 Dental Trays 2 Retainer Case Teeth Trays for Tooth Whitening Gel Compatible with Opalescence Teeth Whitening Gel
- Opalescence 35% PF Teeth (4 Syringes) Whitening Refill Kit Carbamide Peroxide. Made by Ultradent. Tooth Whitening Refill Syringes Unflavored A-5197-2

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**Shop now:** [https://www.desertcart.fr/products/478078082-opalescence-20-teeth-whitening-refill-kit-4-syringes-carbamide-peroxide](https://www.desertcart.fr/products/478078082-opalescence-20-teeth-whitening-refill-kit-4-syringes-carbamide-peroxide)

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-01-23*