Nitro Gel Duo - #245 gray whereas 40Vol (12%) provides a

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

or edgy festival nail art

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

221 - Light Extra Violet Blonde

Nitro Gel Duo - #245 gray whereas 40Vol (12%) provides aNitro 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