OPI GelColor - T02 Black Onyx - Original Gel Formula 15ml
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OPI T02 Black Onyx is a dark black crème from OPI's original GelColor soak-off gel line. OPI's own note on the shade: Basic black shade - and basically fabulous.
What you get
- 1 x OPI T02 Black Onyx GelColor gel polish, 0.5 fl oz (15 mL)
Why techs stock it
- Glossy soak-off gel: applies thin and gives more shine than a regular polish.
- Long wear: up to 3 weeks of color with an OPI gel base and top coat.
- Finish: One-color crème, so it reads the same under salon light and daylight.
Specifications
| Brand | OPI |
|---|---|
| Product | GelColor |
| Shade code | T02 |
| Shade name | Black Onyx |
| Color family | Black |
| Finish | Crème |
| Opacity | Opaque |
| Best seasons | Winter |
| Format | Soak-off gel polish |
| Size | 0.5 fl oz (15 mL) |
| Gel cure | 30 seconds under an LED lamp, about 2 minutes under UV |
| Removal | Soak-off gel |
| Origin | Made in the USA |
| SKU | OPIGT02 |
How to apply
- Prep: shape the nail, clean up the cuticle and apply Bond-Aid.
- Base: a thin coat of OPI gel base coat, cured.
- Color: two thin coats of OPI T02 Black Onyx, curing each one and capping the edge.
- Top: OPI gel top coat, cured.
- Finish: remove the tacky layer with an IPA wipe, then apply cuticle oil.
Who it suits
- Reach for it on dramatic full sets.
- Clients also pick it for nail art lines and graphic details.
- Seasonal pick for Winter on our shade chart.
- Anyone who asks for dark black crème by look, or for T02 by code.
Which option to choose
Gel suits services that need up to 3 weeks of wear. Same shade, other formats: Black Onyx 3-in-1 set, Black Onyx nail lacquer, Black Onyx dipping powder.
Storing it
Keep Black Onyx capped and away from the lamp and from windows. Wipe the neck before closing so the cap does not stick. Screen color can differ a little from the bottle, so check a swatch when an exact match matters.
More to pair with Black Onyx: OPI GelColor shades, OPI base and top coats and all OPI.
Frequently Asked Questions
What color is OPI T02 Black Onyx?+
OPI T02 Black Onyx is a dark black crème. OPI describes it this way: Basic black shade - and basically fabulous.
How long do I cure each coat?+
Each coat cures in about 30 seconds under an LED lamp or about 2 minutes under UV. Keep coats thin and cap the free edge so the gel cures all the way through.
Is this the same as Intelli-Gel?+
No. This listing is OPI's original GelColor formula. Intelli-Gel is the newer self-correcting system with its own brush, so choose the one that matches the rest of your bottles.
How do I remove it?+
Soak off with acetone wraps, following the system instructions, and avoid prying at the gel. Finish with cuticle oil.

