Slate grey. Enjoy a quicker gel polish application with UNITY, a unique one-step gel polish formula that combines our No-Sanding Base, Colour and No-Wipe Top all-in-one bottle. 15mL (0.50fl.oz. each). Purpose: Provides 2+ weeks of high shine chip-free nails. Strengthens and promotes natural nail growth. Applies onto natural nail or over artificial extensions. Benefits: One-step gel polish with base, colour, top and nail strengtheners all-in-one. Cures to the touch with no tacky inhibition layer. No discolouration or staining of natural nails. No shrinking or wrinkling, self-levelling formula. No air-dry time cures in LED/UV lamp. Enriched with vitamins and minerals. Easy soak-off removal. 60+ applications per bottle. Ideal for at-home use; SolarCure without the use of an LED/UV lamp. 153+ colours choices.