myO2
myO2 Water Coat Shampoo Sleek Moist, 450ml
myO2 Water Coat Shampoo Sleek Moist, 450ml
@cosme rating: 4.7/7.0
Find the hair care that truly suits your hair with hair type-specific care.
✓ 100% authentic
✓ Ships from Japan in 3-5 days
✓ Duties prepaid for US orders
✓ Tracked delivery via Japan Post
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What it is
Find the perfect product for your hair. This hair moisture-retaining pack uses beauty oxygen water*2 that dissolves collagen*1. Focusing on water, which accounts for over 50% of the ingredients in typical shampoos and treatments. This beauty oxygen water*2, made with a special process that prevents oxygen water from escaping into the air, dissolves collagen*1 and hyaluronic acid*3 in it, circulating moisture throughout your hair. For normal to thick, coarse hair: DEEP MOIST. For normal to thin, soft hair: SLEEK MOIST*1. <Shampoo, Treatment, Hair Milk> Lactobacillus/Hydrolyzed Collagen Ferment Extract (moisturizing ingredient). <Hair Oil> Isostearoyl Hydrolyzed Collagen AMPD (moisturizing ingredient)*2. A complex of *1, *3, water, and oxygen (all moisturizing ingredients)*3. <Shampoo, Treatment, Hair Milk> Sodium Hyaluronate, Hydroxypropyltrimonium Hyaluronate (moisturizing ingredients). <Hair Oil> Sodium Hyaluronate (moisturizing ingredient).
Ingredients
How to use
[How to open] While holding the pump neck, turn the head to the left and lift it, then press the pump several times before using. [] Wet your hair and scalp thoroughly, then take an appropriate amount in your hand, lather, and wash, then rinse thoroughly.
We ship internationally from Japan!
Frequently Asked Questions
Is this authentic?
Yes. We only buy from official retailers and directly from the brands here in Japan. Never resellers, never grey market stock.
We are beauty lovers too, so we know the worry, especially with something you are putting on your face. Authenticity is 100% guaranteed by us.
What are your shipping rates?
On orders under US$75, shipping is a flat US$20 to the United States and US$10 to all other countries.
Orders of US$75 or more ship free, applied automatically at checkout. Your exact shipping cost is shown before you pay.
How long does delivery take?
These estimates are for International Airmail (Tracked) and include 3 to 5 business days of processing in Japan.
- United States: 12 to 15 business days
- Canada, United Kingdom, France, Germany: 9 to 12 business days
- Australia, New Zealand, Denmark, Finland, India, Indonesia, Italy, Netherlands, Spain, Sweden, Switzerland: 10 to 13 business days
- China, Hong Kong, Malaysia, Singapore, South Korea, Taiwan, Thailand, Vietnam: 8 to 10 business days
- Rest of the world: 11 to 18 business days
Actual delivery can be affected by customs clearance, seasonal congestion, or carrier delays in the destination country, all of which are outside our control.
Do you offer express shipping?
Yes. As of 22 July 2026, we offer International Express Mail through Japan Post. The cost is based on order weight and is calculated automatically at checkout.
Will I pay customs or import fees?
US orders: No. As of July 1, 2026, all US orders ship DDP (duties delivered prepaid), meaning we prepay all import duties on our end. Nothing is due at your door.
Orders outside the US: Possibly. Duties and import taxes are set by your local customs authority and are not collected at checkout, so any charges on delivery are your responsibility.
We're working on rolling out prepaid duties for more countries soon.