Wella Color Charm Permanent Gel Color Description: Color for hair that is as quick as a liquid with the conditioning and convenience of a cream. Directions: Mix 1 part Wella Color Charm gel haircolor with 2 parts Wella Color Charm developer. Apply to the hair using either bowl and brush or an applicator bottle. Develop for 30 minutes and up to 45 minutes if additional depth or gray coverage is needed. If you don't see the color you want in stock, please check our Color Charm Cream listing: https://www.ebay.com/itm/335999605480 Developer is not included. Separate purchase required. *All of our products are 100% authentic, and we receive our products directly from the manufacturer or a trusted vendor. A full refund guaranteed for an inauthentic/broken/wrong product.