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9 min read

Semi-permanent manicure

Andreea Mădălina

By Andreea Mădălina

Founder, Fata cu unghiile

If you've ever painted your own nails on a Sunday and watched the polish chip by Wednesday, you already understand the appeal of a semi-permanent manicure. It's a widely-booked salon service in Romania for good reason. The polish goes on like regular nail varnish but cures hard under a UV or LED lamp, and the result typically lasts two to three weeks without chipping, dulling, or smudging.

This article covers what a semi-permanent manicure actually is, how the appointment works, what affects how long it lasts, who it suits, what you should expect to pay in 2026, and the questions worth asking before you book.

What it is

Semi-permanent manicure (manichiură semipermanentă, often shortened to oja-semi or just semi) is a manicure where the colour is a special gel-based polish that stays liquid until light cures it solid. Your manicurist applies thin coats and cures each one under a small lamp before moving to the next. By the end of the appointment, your nails are finished, fully dry, and ready for whatever your day looks like.

The technique is sometimes called shellac, after the original CND Shellac brand that pioneered it commercially. Most modern semi-permanent products work on the same principle even when they're not actually CND Shellac. The category includes products from Cupio, Indigo, Victoria Vynn, OPI, and dozens of other brands sold across Romanian salons.

What it isn't: a semi-permanent manicure does not extend your nails or change their length. It's polish on the natural nail. If you want longer nails, you're looking at gel construction or a similar service, which is a different appointment with different pricing.

How the appointment works

A typical semi-permanent manicure runs 60 to 90 minutes from start to finish. Here's roughly what happens:

The manicurist starts with cuticle care and shaping. They push back the cuticles, file your nails to the shape you want, and buff the surface lightly. This step matters more than people often realise. Polish tends to adhere better to a well-prepped nail and can lift earlier from a poorly prepped one.

Next comes the dehydrator and primer. A small amount of liquid removes natural oil from the nail surface so the base coat bonds correctly. Skipping this step can lead to early lifting at the edges.

The base coat goes on first, then cures under the lamp. LED lamps cure each coat in 30 to 60 seconds; older UV lamps take 90 to 120 seconds. After the base coat, your manicurist applies two or sometimes three coats of colour, curing each one separately. Thin coats are essential. Thick coats don't cure properly underneath, leaving uncured product against the nail and increasing the risk of allergic reaction over time.

a person's hands with painted nails
Photo: Stefan Lehner on Unsplash
A glossy or matte top coat finishes the manicure. After the final cure, some products leave a slightly tacky residue that the manicurist wipes off with a cleanser. The nails are typically dry, hard, and ready to use immediately afterward.

If you're getting French, baby boomer, or any kind of design, those steps slot in between the base and top coat and add 15 to 45 minutes depending on complexity.

How long it lasts

person with silver ring on finger
Photo: Moon Moons on Unsplash
A well-applied semi-permanent manicure on healthy nails typically lasts two to three weeks before you start seeing growth at the cuticle line. Many clients book maintenance every three weeks; some stretch to four if their nails grow slowly.

Several things affect how long it actually lasts on your hands:

How much you wash your hands and use them in water shortens wear. Healthcare workers, parents of young children, and anyone who cleans without gloves typically get less time before lifting starts. The polish itself stays intact, but moisture works under the edges and lifts the layer.

Cuticle oil applied daily can extend wear. The notion that oil weakens semi-permanent polish has it the wrong way round; well-hydrated nails tend to flex slightly with movement, while dry, brittle nails are more likely to crack the polish layer. A drop of oil rubbed into each cuticle at night helps keep things supple.

Your manicurist's prep work tends to be one of the biggest variables. The same polish on the same hands can last quite different amounts of time depending on how thorough the prep was. If you've had several semi-permanent manicures lift within a week each, the artist's process may be a factor worth investigating.

Nail biting, picking, and using your nails as tools (opening cans, peeling stickers) will lift any manicure quickly. This is just the reality of the service.

Who it's for

Semi-permanent works for almost anyone with healthy natural nails. It's the right starting point if you've never had a salon manicure before, if you want long-lasting colour without the commitment of nail extensions, or if your work or lifestyle doesn't allow regular polish to survive.

It's a good choice if you have weak or peeling natural nails. Counter-intuitively, the cured polish layer can act as a protective shell while your natural nail grows underneath, as long as application and removal are done correctly.

It might not be the right choice if your nails are very short, if you have an existing allergy to nail products, or if you want significant length. For length, look at gel construction. For sensitive nails or known reactions, look at hypoallergenic products or stick with classic polish.

If you're pregnant and have any concerns about gel manicures during pregnancy, the most useful person to ask is your doctor. Ventilation generally matters more during pregnancy than otherwise; choose a salon with proper extraction and avoid prolonged exposure to product fumes if you do book one.

What it costs in Romania

Prices below are approximate ranges as of 2026 and vary by salon, artist experience, and city. Treat them as orientation rather than authoritative; check with the specific salon for current pricing.

In Bucharest, a basic semi-permanent manicure on short or medium-length nails typically falls in the 110 to 160 RON range. French or baby boomer adds 10 to 30 RON. Apex (a strengthening reinforcement at the stress point of the nail) usually adds 15 to 25 RON.

Outside Bucharest, prices generally trend lower, with smaller cities often 20 to 40% below Bucharest rates.

Premium salons with experienced artists charge more, often 200 to 280 RON for services that include elaborate finishing or premium products. The price reflects the artist's skill and the salon's overhead more than any specific difference in the polish itself.

Removal of previous gel work from another salon usually costs an additional 20 to 50 RON. Some artists include this for returning clients.

What to ask your manicurist

A few questions worth asking before or during your appointment:

What products do you use, and are they HEMA-free options available? HEMA (2-hydroxyethyl methacrylate) is the most common allergen in gel polishes. If you have sensitive skin or any history of contact dermatitis, ask whether they stock HEMA-free alternatives.

How long do your manicures typically last? A realistic answer usually lands in the two to three week range. Claims of consistently four weeks may indicate overstatement or thick application; an answer of only one to two weeks suggests something in the application or prep may not be working as well as it could.

Do you remove using acetone soak or e-file? Both are valid; e-file removal in skilled hands is faster and gentler on the nail bed than long acetone exposure, but inexperienced filing damages nails. Ask about their removal method.

What lamp do you use, and is it LED or UV? LED is the modern standard. Older UV lamps work fine but take longer per cure and emit a slightly different wavelength.

a woman getting her nails done at a nail salon
Photo: Giorgio Trovato on Unsplash
Is the salon properly ventilated? Gel polish fumes during application aren't dramatic but accumulate in poorly ventilated spaces. A working extraction system or open window matters.

If anything looks off during the appointment, you can speak up. Polish on the cuticle, polish that doesn't reach the edges of the nail, or skipping the dehydrator step are all things you can politely ask about. A good manicurist welcomes the question.

Care and aftercare

The first 24 hours after a semi-permanent manicure don't require any special handling. The polish is fully cured and dry the moment you leave the salon. Unlike old-school polish, you can shower, wash up, and use your hands normally straight away.

For the next two to three weeks until your maintenance appointment, daily cuticle oil is the single best thing you can do. A drop on each cuticle, massaged in, before bed.

Wear gloves when cleaning, washing dishes by hand, or doing anything with prolonged water or chemical exposure. The polish is durable but not invincible.

If a nail starts lifting at the edge, resist the urge to pick at it. Picking pulls layers of natural nail off with the polish. If lifting is significant, book a quick repair or your maintenance early rather than waiting it out.

Avoid peeling off semi-permanent polish at home. The bond between the natural nail and the polish layer can be strong enough that pulling it off takes some of the nail surface with it, often leaving the nail thinner and more fragile for weeks. Removal is best handled in a salon, or via a careful at-home acetone soak following proper steps.

Common questions

Will it damage my nails?

When applied and removed well, semi-permanent generally doesn't damage healthy nails for most people. Most damage commonly attributed to gel comes from poor application (too thick), poor removal (peeling, aggressive filing), or compounded issues from repeated cycles without proper care. If you've had bad experiences, technique is usually a more likely cause than the category itself, though individual variation exists.

How is this different from gel nails?

Semi-permanent manicure is colour on your natural nail. Gel nails (gel construction, unghii cu gel) build artificial nail length using thicker structural gel, often over a tip or a form. Semi-permanent lasts two to three weeks and does not change length. Gel construction lasts three to four weeks before maintenance and adds whatever length you want.

Can I do this at home?

You can, with caution. Home semi-permanent kits sold by Romanian retailers like Cupio, Indigo, and various Instagram-marketed brands give acceptable results if you follow instructions carefully. The risks are uncured product against skin (which is what causes allergies to develop), uneven application, and improper removal. If you're going to do this often, a salon visit pays for itself in nail health.

What if I'm allergic to gel?

Gel allergies typically present with itching, redness, or peeling skin around the nail rather than on the nail itself. If you notice any of this after a semi-permanent appointment, stop and see a dermatologist before booking again. HEMA-free product lines exist; some people who react to standard products tolerate the alternatives, others don't. Contact allergies are usually persistent. For more on this, see allergies and sensitivities to gel products.

Should I take breaks between appointments?

The traditional advice was to take a "break" every few months. Current professional discussion is more mixed. Some manicurists hold that healthy nails don't need breaks if application and removal are done well. Others recommend periodic intervals without product to give the nail surface a chance to fully recover. The honest answer depends on your nails, your manicurist's technique, and what you observe over time.

Bottom line

Semi-permanent manicure is the right choice for most people most of the time. It looks good, it lasts, it doesn't require elaborate maintenance, and it doesn't lock you into long nails or technical extensions. The variable is the artist, not the service. Find a manicurist whose work is consistent, who explains what they're doing, and who uses quality products. Stay with them.

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