Work arms and pectoral easily and effectively on any surface. Very easy to store and carry everywhere; travel, office, etc ... Ideal for sports at home. You will do a much more effective work at the muscle level by the grip system that incorporates which makes the muscles work more naturally.
You can perform exercises with free weights to strengthen pectorals, biceps and triceps mainly and you will be working at intermuscular level. It has many varieties of exercises and many possibilities of work once you know it well.
Work arms, chest and back at home saving time and money.