Nitro Gel Duo - #245 gray and 100% grey coverage for

and 100% grey coverage for professional salon colorists and hair care experts

221 - Light Extra Violet Blonde

Comes with a clean brush to easily swap between usage

whereas 40Vol (12%) provides a maximum of 3 to 4 levels of lift for extreme blonde or high-lift transformations

Nitro Gel Duo - #245 gray and 100% grey coverage forNitro Gel Duo Nitro Gel Polish & Nail Lacquer Duo is a professional quality, highly pigmented, and long lasting gel polish, paired with matching nail lacquer to easily match the gel manicure set with a pedicure or touch ups. Nitro has a new and improved formula for gel and lacquer: easy to polish and fast soak off. Their matching duo colours can last up to 14 days no need to worry about the chip, break or peeling. Perfect for both beginners and