Chin up bar to hang on the wall above the doorjamb. Chin up bar has foam handles for a better grip. The basic exercises you can do in your house are pull-ups or chin ups, which are the best exercises to strengthen your back. You can make many pull-ups rotation for strengthening all back, strengthen your biceps and forearms as well. The advantage of this chin up bar is assembly and disassembly, small size and low price. It also can be used as a training tool for practicing on the ground as support grips for strengthening clicks.