NYX Mechanical Eye Pencil Review: Always Onyx

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A black eyeliner pencil should be easy to control, rich enough to show in one or two passes, and reliable enough that you are not constantly checking for smudges. The NYX Professional Makeup Vivid Rich Mechanical Eye Pencil in Always Onyx combines a creamy retractable format with strong black pigment and a smudge-proof formula designed to hold up through heat and humidity. Its biggest advantage is convenience because you can twist it up and apply it without carrying a sharpener. Its main limitation is that this specific pencil is not marketed as waterproof, so buyers who need verified waterproof wear should compare other liners.

What Is the NYX Vivid Rich Mechanical Eye Pencil?

The NYX Professional Makeup Vivid Rich Mechanical Eye Pencil is a twist-up eyeliner designed to give you the control of a pencil without the need for sharpening. Always Onyx is the black option in the current Vivid Rich shade range, making it the most straightforward choice when you want classic definition around the upper lash line.

The formula is described as creamy and pigment-rich. That combination matters because a pencil that is too dry can tug at the eye area, while a very soft pencil can become difficult to control. This liner is intended to glide on easily while still providing a defined line that can hold for hours.

It is also positioned as a practical everyday product. You do not need a separate sharpener, and the mechanical format makes it easier to keep in a makeup bag for quick application or touch-ups.

Key Features That Make This Eyeliner Stand Out

Rich Always Onyx Pigment

Always Onyx is the black shade in the Vivid Rich Mechanical Pencil line. The formula is designed for strong pigment, so you can create noticeable definition without treating the pencil like a faint, build-only liner.

The black color works well for classic lash-line definition, an extended wing, or a stronger evening look. You can also control the intensity by changing how much product you apply rather than needing a different eyeliner for every style.

Creamy Glide

The creamy texture is one of the pencil’s most useful features. It helps the liner move across the skin more easily than a stiff pencil, which can make short strokes and winged shapes more comfortable to create.

You should still avoid pressing harder than necessary. Building the line with several controlled strokes gives you more precision and reduces the chance of ending up with a thicker line than you intended.

Retractable Design With No Sharpener Required

The mechanical body twists the eyeliner up as you need it. This removes one of the common inconveniences of traditional wood pencils: carrying a sharpener and dealing with shavings.

That design is especially useful if you keep eyeliner in a work bag, travel pouch, or compact makeup kit. Twist up only the amount you need for application, then close the cap securely before storing it.

Smudge Resistance in Heat and Humidity

NYX describes this formula as smudge-proof, and the Amazon product information specifically says it is designed to last through heat and humidity. That makes it more useful than a basic creamy pencil that moves easily once exposed to warmth.

Smudge-proof does not mean waterproof, however. If your makeup routine involves swimming, heavy rain, frequent tearing, or another situation where water resistance is your main concern, this particular liner should not be treated as a substitute for a product with a verified waterproof claim.

Who Should Buy It?

Create Versatile Eyeliner Looks With Always Onyx

A mechanical pencil sits between a traditional sharpenable pencil and a liquid eyeliner. You get a softer, creamier feel than most liquid formulas while still having enough control to define the lash line and extend the color beyond the outer corner.

For a simple daytime look, use short strokes close to your upper lashes. For a stronger look, build the line gradually and extend it outward into a wing. The rich black shade also works when you want more contrast around eyeshadow.

If you prefer a softer result, keep the line thinner and avoid repeatedly layering the same area. The pencil’s strong pigment means you can adjust intensity through application rather than relying on heavy pressure.

How It Performs in Real Use

For Everyday Makeup

The twist-up format suits a quick daily routine. You can define the upper lash line without finding a sharpener first, and Always Onyx gives you a classic black shade that pairs easily with neutral or colorful eye makeup.

The creamy formula can also make application less fussy for people who dislike the learning curve of a liquid brush tip. You still need a steady hand for a sharp wing, but the pencil format is forgiving enough for small corrections and gradual building.

For Hot or Humid Days

This is one of the situations where the product’s smudge-proof positioning is most useful. The formula is specifically described as lasting through heat and humidity, so it is a more practical option than an ordinary soft pencil that quickly transfers when temperatures rise.

Individual results can still vary with skin type, skincare, eye shape, and how much product you apply. Oily eyelids may also affect how any eyeliner behaves over a long day.

For Bolder Wings and Graphic Definition

The pencil can extend beyond the outer corner for a winged look, which is part of NYX’s own application guidance for the Vivid Rich line. You can create a noticeable black shape without switching to a separate product.

However, a mechanical pencil does not behave exactly like a fine liquid brush. Buyers who want extremely thin points and razor-sharp graphic edges may still prefer liquid eyeliner.

For Travel and Makeup Bags

The retractable body is useful when space matters. You do not need to pack a sharpener, and there are no pencil shavings to clean from a makeup pouch.

Keep the cap closed when the pencil is not in use and avoid twisting out more product than you need. That keeps the exposed tip easier to control during application.

How to Use It Correctly

1. Start with the pencil retracted: Twist up only enough product to make comfortable contact with the skin.
2. Begin near the upper lash line: Use short strokes rather than forcing one long continuous line.
3. Build thickness gradually: Add a second pass where you want stronger definition.
4. Create a wing last: Extend the line slightly beyond the outer corner once the main lash line looks even.
5. Use light pressure: The formula is designed to provide noticeable pigment without aggressive pressing.
6. Close it after use: Secure the cap before putting the pencil back in your makeup bag.

For the safest application, follow the directions provided with the product. Avoid sharing eye makeup with other people, and do not continue using a cosmetic that causes irritation.

Eye-Area Safety and Formula Considerations

The verified product information identifies NYX Professional Makeup as a cruelty-free brand, but that does not automatically mean the formula will suit every person’s eyes or skin. No verified hypoallergenic claim was found for this specific pencil.

If your eyes are especially sensitive, review the current ingredient list on the product packaging or manufacturer information before use. Stop using the pencil if you experience irritation and seek appropriate professional advice if eye symptoms persist.

NYX’s usage directions for this product line describe applying the eyeliner along the upper lash line and extending it outward for a wing. Waterline suitability was not verified in the sources reviewed, so the earlier blanket recommendation to use it on the waterline has been removed.

Pros and Cons

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What to Look for in Buyer Feedback

When you compare customer experiences with this eyeliner, focus on comments that match your own makeup routine. Wear time on oily eyelids, ease of creating a thin line, transfer around the eye area, and how the pencil performs in warm weather are more useful than a simple statement that someone liked or disliked it.

Also check that a review refers to the same Always Onyx mechanical variant. NYX sells several eyeliner families with different wear claims, including formulas specifically marketed as waterproof, so feedback about another NYX liner should not automatically be applied to this one.

Is It Worth the Price?

The Vivid Rich Mechanical Eye Pencil sits in the budget-friendly part of the eyeliner market. Its value comes from combining a twist-up body, rich pigmentation, creamy application, and smudge resistance without requiring a separate sharpener.

It is a smart buy for everyday use if convenience matters more to you than having the strongest possible waterproof claim. The Always Onyx shade is also practical because a basic black liner can work with a wide range of makeup styles.

It becomes less compelling if waterproof wear is the reason you are replacing your current eyeliner. In that case, choosing a product that explicitly carries a waterproof claim makes more sense than assuming this pencil will perform the same way.

How It Compares to Alternatives

If waterproof performance is your priority, NYX’s Epic Wear Liner Stick is worth comparing because NYX markets that pencil as waterproof, fade-proof, and smudge-proof with extended wear. The tradeoff is that Epic Wear is a sharpenable pencil rather than the same simple twist-up format.

The Urban Decay 24/7 Glide-On Waterproof Eyeliner Pencil is another alternative if you want a premium waterproof pencil with a creamy application style. The NYX Vivid Rich Mechanical Pencil makes more sense when you value retractable convenience and a budget-friendly everyday black liner more than a verified waterproof claim.

Where to Buy Always Onyx

The Always Onyx variant is associated with the Amazon product page used in this review, and the Vivid Rich Mechanical Pencil line is also sold through NYX Professional Makeup. Because retailer inventory and seller offers can change, check the exact shade, package quantity, seller information, return terms, and current product details before placing an order.

Pay particular attention to the shade name. Always Onyx is the black version reviewed here, while the Vivid Rich line also includes other colors and finishes.

Frequently Asked Questions

The Bottom Line

The NYX Professional Makeup Vivid Rich Mechanical Eye Pencil in Always Onyx is a strong fit if you want a creamy black eyeliner with retractable convenience and useful smudge resistance for everyday wear. You should skip it if a verified waterproof formula or confirmed waterline use is essential, but for straightforward lash-line definition and wings, its combination of pigment and easy handling makes it a practical budget-friendly choice.