It is a very strong and stable construction. We can do a lot of exercises by exercising the whole body. Its straps are thin (6mm thick) and add strength and durability. The back of the seat has an adjustment of 8 positions and adjusts according to the part of the body that we want to exercise. The seat also has an adjustment of 4 positions so we can find the right position during training. The handles and the bar are included in the package.