Chris Christensen Black Button nose treatment is intense and effective. It is a two part nose blackener that eliminates nose discoloration in winter, from scarring, aging, and other causes. This safe, non-toxic nose treatment works instantly, leaving a natural, rich black color. Eliminates nose discoloration from winter, scarring, aging, and other causes Can last up to 24 hours Simple two step application Each step contains 1 oz Made in the USAFirst apply step #1 with a cotton swab and allow to dry. Then apply step #2 with a fresh cotton swab.