MasQlinity is precisely formulated for a man's rugged, more difficult to tan, thicker skin. Energized to stimulate slower male melanin production , the bronzer free, steak free, formula is reinforced with melanobronze and tyrostan (tanning with and without UV rays), tan intensifiers, Ws-3 Skin energizer, matrixyl 3000, advanced silicone emulsion and a cocktail of skin conditioning, tan extending complexes.