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OPI Nail Envy Double Nude-Y Nail Strengthener — Sheer Nude Strengthening Treatment (15 mL, NT228)

OPI Nail Envy Double Nude-Y Nail Strengthener — Sheer Nude Strengthening Treatment (15 mL, NT228)

₩19,000 KRW
₩19,000 KRW
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OPI Nail Envy in Double Nude-Y — the iconic clear-formula strengthener with a soft beige-nude undertone. Vegan 9-free Tri-Flex Technology, same 95% stronger nails in 7 days as Nail Envy Original, with subtle color built in.

About This Product
Direct from USPersonal Import15 mL9-FreeVeganTinted Treatment
Weak nailsPeelingChippingSplittingGel damage recoverySubtle color

This is OPI Nail Envy Original — the iconic strengthening treatment that built OPI's reputation — in a Sheer Nude sheer tint. Same Tri-Flex Technology formula reformulated in 2023 to be vegan and 9-free. Same hydrolyzed wheat protein + calcium + biotin + vitamins A, C, and E. Same 7-day building cycle for measurable nail strength improvement. The only difference is the addition of a soft beige-nude undertone as a sheer cosmetic tint while the treatment works.

For shoppers who want the most natural-looking finish — color so subtle it reads almost like a healthy bare nail. Buildable — 1 coat gives a hint of color, 2-3 coats gives a more visible tint. Use as a standalone treatment with subtle color, OR as a strengthening base under a regular OPI Nail Lacquer color when you want fuller coverage.

Product Details
BrandOPI (Wella Company)
Sub-lineNail Envy Strength + Color (Tri-Flex Technology)
FormatSheer-tinted strengthening base coat / treatment
Net Volume15 mL / 0.5 fl oz
Color TintSheer Nude — sheer, buildable
Drying Time60-90 seconds per coat
Wear Cycle7 days (refresh daily, remove on day 7)
Lasts Approx.~6-8 weeks per bottle at typical use
Formulation9-free, vegan, cruelty-free
Country of OriginUSA
Key Ingredients & Free-Of Profile

Nail Envy combines two strengthening systems — a protein bonding complex and a vitamin nourishing complex — in a 9-free vegan formulation. All Strength + Color variants share the same active ingredients as Nail Envy Original; only the cosmetic sheer-color additives differ.

Strengthening ComplexHydrolyzed wheat protein, calcium, ProSina (proprietary protein matrix)
Nourishing ActivesBiotin, vitamins A, C, and E
Vegan StatusNo animal-derived ingredients or by-products
9-Free FormulationFree of the 9 chemicals listed below

This product is formulated WITHOUT:

  • Formaldehyde
  • Formaldehyde resin
  • Toluene
  • Xylene
  • Dibutyl phthalate (DBP)
  • Camphor
  • Parabens
  • Ethyl tosylamide
  • Triphenyl phosphate (TPHP)
The 9-free standard removes most of the chemicals historically flagged in nail polish health studies. For Korean shoppers who scrutinize ingredient lists, this is OPI's most rigorous formulation tier — same chemistry as Nail Envy Original, with just a sheer cosmetic tint added.
How to Use
  1. Start with clean, dry, polish-free nails. Push back cuticles gently with an orange wood stick.
  2. Apply 2 thin coats to bare nails, allowing 60-90 seconds between coats. The color is sheer and buildable — more coats give more visible tint.
  3. For the next 6 days, apply 1 fresh coat daily on top of the existing layers — this is the "building" phase.
  4. On day 7, remove with OPI Expert Touch Lacquer Remover (or any acetone-based remover).
  5. Repeat the 7-day cycle continuously for ongoing maintenance and color refresh.
  6. Can also be used as a tinted strengthening base under a regular OPI Nail Lacquer color when you want fuller opacity.
  7. Pair with daily cuticle oil application for a complete nail-health routine.
Tips From Pro Nail Artists
The 7-day cycle is the key to results — don't skip the daily refresh, and don't extend beyond 7 days. Layering without removal causes peeling that defeats the strengthening effect. Same protocol as Nail Envy Original.
Apply thin coats, not thick. Two thin coats build stronger layers than one thick one. If the formula has thickened over time, OPI Nail Lacquer Thinner (NTT01) restores the consistency — never use water or remover to thin it.
Double Nude-Y is the most barely-there color in the Nail Envy line. 2-3 coats gives the cleanest "healthy nail" look possible while still delivering the full Nail Envy strengthening cycle. Works for office, work, school environments where bright color isn't practical.
Pairs Well With
Apply directly toBare, polish-free nails. Like all Nail Envy treatments, designed for bare natural nails — not over polish or gel.
Use alone forSheer Nude sheer color + strengthening treatment in one product.
Layer with (fuller color)Any regular OPI Nail Lacquer color on top for full opacity. The Nail Envy variant doubles as a strengthening base coat.
Seal withOPI Top Coat for classic gloss, Matte Top Coat for matte, Mirror Shine for high-shine, or RapiDry Top Coat for fast drying.
Remove withOPI Expert Touch Lacquer Remover (110 mL or 480 mL) — acetone-based for clean removal.
Pair daily withOPI ProSpa Nail & Cuticle Oil (14.8 mL dropper at home, 7.3 mL To Go pen for purse/work bag).
Why Korean Customers Reach For This

OPI Nail Envy Strength + Color is widely available in Korea, but the Double Nude-Y variant specifically isn't always carried by Korean OPI distributors — the colored variants rotate in and out of Korean retail availability, while US distribution keeps the full line in stock. For Korean shoppers wanting a specific shade like Double Nude-Y, direct import is often the most reliable route.

The 9-free, vegan formulation resonates with Korean shoppers who research nail-care ingredient safety. The Strength + Color line gets the same chemistry treatment as Nail Envy Original — only the sheer color additive differs. For shoppers who want both the strengthening protocol and a subtle wearable color, Double Nude-Y delivers a soft beige-nude undertone without compromising on the treatment formula.

Shipping

Free shipping on every order, with no minimum. No handling fees, no customs processing charges, nothing added at checkout.

Orders are dispatched within 1 to 2 business days. A tracking number is sent to your email once your parcel is on its way. International transit to Korea typically takes 7 to 14 days depending on customs clearance.

All orders ship in plain unmarked boxes for discretion.
Customs & Import

All orders are processed as personal-use overseas purchases and clear Korean customs without requiring KC certification. Your shipment is handled using your Personal Customs Clearance Code (PCCC) and is trackable via Korea Customs Service UNI-PASS. Personal-use imports from the United States with a declared value under USD 200 generally qualify for duty-free clearance; if any duty applies, it is payable by the customer at the time of receipt.

If you do not yet have a PCCC, you can get one free in under five minutes at unipass.customs.go.kr.
About Us

We work directly with US professional nail-supply distribution — the same channels US salons buy from. Every bottle is factory-sealed direct from OPI's US production, never re-bottled or repackaged, never grey-market sourced.

OPI is a US professional nail-care brand founded in 1981 and now owned by Wella Company. OPI is the most-recognized professional nail brand worldwide, sold through salon-supply distribution and select beauty retail. The Nail Envy Strength + Color line — colored variants of the original Nail Envy treatment — has been a category-defining product for shoppers wanting both nail strengthening and subtle color.

FAQ
Q: Is this the current Tri-Flex Technology vegan formula?
Yes. All current Nail Envy variants (Original and Strength + Color) use the 2023 Tri-Flex Technology reformulation with no animal-derived ingredients.
Q: Will this work over gel polish?
No — Nail Envy is designed for bare natural nails, not over gel. For gel damage recovery, fully remove all gel first, then start the 7-day cycle on clean nails.
Q: Can I use this during pregnancy?
The 9-free formulation removes the chemicals most commonly flagged for pregnancy avoidance (formaldehyde, toluene, DBP, TPHP). Consult your doctor for personalized advice.
Q: How visible is the Double Nude-Y color?
Very subtle. Double Nude-Y is the most barely-there shade in the Strength + Color line — at 1 coat the color is nearly invisible; at 3 coats it adds a soft beige-nude warmth without ever looking "painted." Great for natural-look preferences.
Q: Is this the authentic OPI product?
Yes. Sourced directly from authorized US nail-supply distribution. We do not re-package, re-bottle, or source from grey markets.
Q: Is it new and unopened?
Yes. Every bottle ships factory-sealed in original retail packaging.
Q: How long does shipping take?
Orders are dispatched within 1 to 2 business days. International transit to Korea typically takes 7 to 14 days depending on customs clearance.
Q: Can I cancel my order?
Orders can be cancelled before dispatch — usually within 24 hours of placement. Once shipped, cancellations are no longer possible.
How to Order
  1. Select the product
  2. Add to cart and proceed to checkout
  3. Enter your Personal Customs Clearance Code (PCCC) when prompted
  4. Confirm your Korean delivery address
  5. Complete payment — your order is placed
  6. Receive your tracking number by email within 1 to 2 business days
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