Precision Blend Shades For Gray Blending Men have their own styles, their own cuts, and their own attitude. To blend grey from a man’s hair, you need products and techniques crafted specifically for him. Features: Lasts up to 4-6 weeks (24 shampoos) Easy to use and apply Fades to-tone with no brassiness 5-minute application with natural results No line of demarcation Pack Contains: 3 x Precision Blend Tubes Available in 4 shades to choose from: 2-3 Dark 4-5 Medium Natural 5-6 Medium Ash 7-8 Light These colour tubes must also be used with the American Crew Developer. American Crew is a landmark in the men's professional grooming industry. American Crew, the Official Supplier to Men, was founded in 1994 creating a market for grooming options made specifically for men. Over 25 years later, the company has developed a comprehensive portfolio of premium products, as well as a legacy steeped in a commitment to the performance that stylists demand and the quality that men trust. From hair and body to shave, skin, and fragrance, the American Crew brand is dedicated to fulfilling the styling needs of today’s man.