Does the Opalescence unflavored 35% 4 pack (1 count) for $39.99 actually have 4 syringes? The description is unclear.

Yes. The ones I have had actually has 4 packs.

What is the expiry date ?

im sure each batch would have its own exp date. might be good for 6 months or a year. keep it in the fridge and it will last longer

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35% Teeth Whitening Gel Refill Syringes, with PF (4ct) - 5405-2 | 35% Carbamide Peroxide Whitening Gel for Custom Trays. Low-Sensitivity Formula, Unflavored, Dentist Developed Made in USA.

Product ID: 11417009

Details

Active Ingredients
Carbamide
Brand
Opalescence
Item Form
Gel
Number of Items
4

⚡35% Carbamide Peroxide for rapid whitening

⏱️30-60 min daily application for fast results

🛡️Potassium nitrate & fluoride reduce sensitivity

¥10949

Duties & taxes included

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Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

✨ Brighten your smile like a pro—no dentist visit required! 😁

FAST COMFORTABLE TREATMENT - Short daily sessions of 30-60 minutes with built-in sensitivity support keep your smile bright without discomfort.
EFFORTLESS AT HOME CONVENIENCE - No LED lights needed—easy-to-use syringes fit custom trays, retainers, or Invisalign for seamless whitening anytime.
STAIN BUSTING GEL THAT STAYS PUT - Thick formula minimizes gel migration, targeting stubborn stains from coffee, wine, and smoking effectively.
TRUSTED CLEAN ETHICAL FORMULA - Vegan, gluten-free, kosher, and xylitol-sweetened—backed by 30+ years of dental expertise and 100M+ smiles whitened.
PROFESSIONAL GRADE WHITENING POWER - Achieve up to 10 shades whiter teeth in just 7 days with a potent 35% carbamide peroxide formula.

Opalescence 35% Teeth Whitening Gel Refill Syringes deliver professional-level whitening with a powerful 35% carbamide peroxide formula. Designed for quick 30-60 minute daily treatments, it includes potassium nitrate and fluoride to reduce sensitivity. The thick, unflavored gel fits custom trays and effectively lifts stains from coffee, tea, wine, and smoking. Vegan, gluten-free, and kosher certified, this trusted formula is made in the USA by Ultradent, backed by over 30 years of dental innovation and recommended by 25,000+ professionals.

Specifications

ASIN	B009F9A6AG
ASIN	B009F9A6AG
Active Ingredients	Carbamide Peroxide
Age Range Description	Adult
Best Sellers Rank	#86,217 in Health & Household ( See Top 100 in Health & Household ) #64 in Teeth Whitening Gels
Brand Name	Opalescence
Customer Reviews	4.6 4.6 out of 5 stars (193)
Date First Available	September 22, 2012
Flavor	Unflavored
Included Components	Teeth Whitening Gel
Item Dimensions	6 x 3.5 x 1 inches
Item Form	Gel
Item model number	5405-US-4PK
Manufacturer	Ultradent
Manufacturer	Ultradent
Manufacturer Part Number	5773 5772 5771
Material Features	Vegan
Material Type Free	Fluoride Free
Model Number	5405-US-4PK
Number of Items	4
Product Benefits	Dentist Created Formula, Enamel Protection, Fast Treatment, No LED Light Required, Nonabrasive Whitening, Professional Level Teeth Whitening
Product Dimensions	6 x 3.5 x 1 inches; 1.45 ounces
UPC	883205038661

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¥10949

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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