A polished black gel shade with the sleek confidence only OPI can deliver.
✦ Salon Black, Refined
OPI GelColor Black Onyx GCT02 is a professional soak-off gel nail polish from the OPI GelColor line, created for a sleek, deep black manicure look. Offered in a 15 mL / 0.5 fl. oz. bottle with OPI’s Intelli-Brush, this shade brings a polished salon finish to classic black nails.
Designed for use within the OPI GelColor system, Black Onyx features Intelli-Gel technology and cures in 30 seconds in the OPI Star Light lamp when applied according to OPI directions. It is labeled HEMA-free and vegan by OPI, with soak-off removal for professional nail services.
✦ Why It Belongs on the Nail Table
✦ Iconic Black Shade Black Onyx delivers a deep black gel color that feels classic, modern, and endlessly wearable.
✦ OPI Intelli-Gel Technology The OPI-published Intelli-Gel system is designed with a self-correcting formula for a smoother professional application.
✦ Intelli-Brush Application The bottle includes OPI’s Intelli-Brush, created to help guide controlled color placement during salon services.
✦ 30-Second OPI Cure OPI states each layer cures in 30 seconds when used with the OPI Star Light lamp.
✦ Soak-Off Gel Format Made for professional gel manicures, this formula is removed with the proper soak-off method.
✦ Pro-Only OPI Size The 15 mL / 0.5 fl. oz. bottle is positioned by OPI for professional nail use.
✦ Key Ingredients
Polyurethane-57 Listed by OPI as part of the Black Onyx GelColor formula.
Benzyl Methacrylate Included in OPI’s published ingredient listing for this gel polish shade.
PEG-9 Dimethacrylate One of the verified formula ingredients shown on OPI’s product information.
Iron Oxides CI 77499 Listed as a may-contain pigment in OPI’s published ingredient line for Black Onyx.
✦ How to Use
- 01 Prep nails according to OPI GelColor directions: push back cuticles, trim, file, buff, and cleanse with N.A.S. 99. Shake the bottle vigorously for about one minute before use.
- 02 Apply Bond-Aid pH Balancing Agent, then apply GelColor Super Base Base Coat, edging the nail first. Cure for 30 seconds in the OPI Star Light lamp.
- 03 Apply a thin coat of Black Onyx, edging first, and cure for 30 seconds. Repeat with a second thin coat and cure again as directed.
- 04 Finish with GelColor Super Gloss Top Coat, cure for 30 seconds, then remove the tacky layer with Expert Touch Nail Wipe saturated in N.A.S. 99. Complete the service with cuticle oil.
