These professional training manikins are designed to teach CPR and lifesaving skills. These manikins make it affordable for instructors to provide a one-student-to-one-manikin ratio; the equivalent of 10,000 student usages. Its soft foam-based construction makes the manikin extremely lightweight. The 7-pack kit includes 5 adult and 2 infant manikins, 150 lungs bags, and carrying case.