Introducing the fastest way to experience the power of true plant science. The Aptus Ambassador Pack contains 3.4-oz. bottles of the entire Aptus line of grow and bloom additives. This compact pack will prepare up to 160 gal. of feed water. If you want to give Aptus a trial run, this is your chance to get started quickly and easily. Growers see such dramatic improvements by switching to Aptus, they become ambassadors! A test drive makes you a believer, the complete line will make you an ambassador. For more details, visit an indoor garden shop near you.