The CPR Training Manikin Basic Billy is a reliable and economic CPR training simulator. Basic Billy was developed utilizing the results of extensive studies focusing on the depth and force of compression during cardiopulmonary resuscitation (CPR). Provide help and save lives through correct cardiac massage and ventilation technique. Use it to train for both adults or children. Basic Billy is both anatomically correct and hygienic to use. The head is easy to tilt to open the airways for mouth-to-mouth and mouth-to-nose resuscitation. Additionally, the thorax raises as the lungs are ventilated. Interchangeable springs are in the back of the trainer to give the realistic depth feedback of either the adult (5cm) or child (4.5cm). Include is a simulator (torso) with spring for cardiac massage of adults, 1 additional spring for cardiac massage of children (approximate age of 12), 5 adult lung bags, 5 child lung bags, 2 telescopic guides, 1 additional face mask and inner head for hygienic artificial respiration and 1 carrying bag.