Push ups are probably the best workout for your chest and also for your shoulders and triceps. To perform them you will need an exercise mat and a push up stands or two smaller pillows for your fists.
It is best to perform pushups with your fists. By keeping your hands flat on the floor you can hurt your wrists, this is why it is best to perform this workout with push ups stands or on your fists.
Put your body in a straight line. Choose a comfortable grip which is usual