This is the first time our gymnast has done donkey calf raises with another person on her back. She has used machines before but never another person. She talks about how it feels to do this with a person. She's got lots of endurance and reps with no problem. Both ladies have awesome muscular calves and they know how to show them. The gymnast without being asked points her toes and flexes her calf muscles when she the rider. I made sure to get all angles of this awesome site. I also got closeups of her facial expressions as she reps with the other person on her back. They are both bare foot in... Show more