Wella Color Charm Demi 10 Volume Activating Lotion is the perfect companion for semi-permanent color application. This 15.4 fl.oz bottle delivers a gentle 10 volume developer that works seamlessly with Wella Color Charm demi-permanent formulas to create vibrant, long-lasting color results. Designed for at-home or professional use, this activating lotion provides consistent, reliable performance with every application. The 10 volume strength is ideal for subtle color refreshes and toning, making it suitable for all hair types. Mix with your chosen Color Charm shade according to package directions for beautiful, salon-quality color that lasts up to 24 shampoos. This 2-pack bundle ensures you have plenty of product on hand for multiple applications or to share with friends and family. Keep your color looking fresh and vibrant with Wella's trusted formula.