Nitro Gel Duo - #245 gray Refer to your professional hair

Refer to your professional hair color cream or bleaching powder instructions for the correct mixing ratio (common ratios are 1:1 or 1:2)

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

221 - Light Extra Violet Blonde

when sealed with a DND Top Coat

Nitro Gel Duo - #245 gray Refer to your professional hairNitro 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