Tutorial

How to use your Sweenly pens, step by step.

How to use the Sweenly Nail Pen, video tutorial
Video tutorialHow to use the Nail Pen0:23

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The Nail Pen is nail polish reinvented: color that goes on like a marker, no brush and no hassle. And if you want a glossy gel-like finish with wear that lasts up to 14 days, just add the Long-Lasting Kit (Top Coat + UV Lamp).

Last update ยท September 2026

2 minutes under the lamp, not 1.

With the Long-Lasting Kit, once the Top Coat is on, keep your nails under the UV Lamp for a full two minutes: just run the 60-second timer twice. In our tests, that extra minute made the manicure last noticeably longer.

2 minunder the UV Lamp, our new recommendation
+87%wear time vs. 1 minute, in our tests

Step by step

  1. ShakeShake the pen well for a few seconds to wake up the color.
  2. ApplyApply the color straight onto your nail like a marker, pressing gently on the tip.
  3. SpreadSpread it in one or two thin passes for a crisp, even color.
  4. DryLet it air dry at your own pace.
  5. Seal OptionalFor the glossy gel effect and wear that lasts up to 14 days, add the Long-Lasting Kit: apply a coat of Top Coat, then place your nails under the UV Lamp for 2 minutes (run the 60-second timer twice).

Our tips

  • On its own, your color lasts a few days; with the Long-Lasting Kit (Top Coat + UV Lamp), it lasts up to 14 days.
  • Thin coats always beat one thick coat: it dries faster and the finish is more even.
  • To remove your color, a regular remover does the job, no hassle.
  • You can layer shades to create your own custom color.

The Lip Pen is your liner and your ink in one. You draw your lips then fill them in, for a natural, comfortable finish: your lips but better.

Step by step

  1. OutlineTrace the outline of your lips with the liner tip, following their natural shape.
  2. FillFill in the center with the ink for an even color, thanks to the 2-in-1 liner and ink.
  3. BlendBlend lightly with your fingertip if you want a softer finish.

Our tips

  • Start with small strokes, you can always build it up later.
  • Pull the color toward the center of your lips for a soft gradient.
  • For a sharper look, keep the outline crisp and fill all the way to the edges.