The equipment allows you to perform crunches in a natural way - up to the maximum contraction of the abdominal muscles. During the training, the straight and the transverse abdominal muscle are the most engaged to work. We do exercises while sitting, holding the handles. The lumbar spine should be adjacent to the back. The device allows you to choose the optimal load for the user. The seat and back are made of durable, comfortable material, which gives a sense of comfort during exercise. The machine weighs 89 kg, its dimensions are 1090x1060x1590.