Sienna X is a pro level beauty brand supplying award winning products equipment kits and training to professionals. Using advanced formulations combined with the highest quality ingredients to provide products that really do work. The Sienna X 16% spray tan solution is ideal for clients with olive or very dark skin tones and are looking for an ultra-dark tan. The product is enriched with 100% natural DHA Q10 Vitamin E Green Tea & Aloe Vera.