Sun Laboratories .50oz Double Explosion Maximizer Gel foil sample pack is a unique two-in-one formula combining dark tan maximizers with self-tanning bronzers to give you a deep natural-looking tan... Instantly. This products is designed for ÒAdvanced Tanners' who want to dramatically darken their existing tan. Double Explosion Maximizer Gel's advanced tanning agents deliver a quick, more intense and longer lasting tan while catalyzing the formation of Melanin for the richest, darkest tan possible. It will maximize the use of Tyrosine, Tyrosilane-C, Ultrasomes and walnut oil for the richest, darkest tan possible. Contains Vitamin E, an anti-oxidant, hyaluronic Acid and vegetable oils to soothe and moisturize, keeping skin healthy.