Your comment that you can't take nipple clamps, Just tease them and pinch yourself for ten minutes and start with clothes pins pinching them then graduate to clovers having a friend tug them good with a vibrator- good luck !
WELL AS YOU CAME OVER TO COMPLAINE ABOUT CAPS LOCK, WHICH I USE FOR AS A STRONG VOICE NOT SHOUTING. HAVE A LOOK AT MY TRUE STORY ALL OF THEM THIS SHOULD GIVE YOU AN IDEA OF KIND OF MASTER I AM AND WHAT CONTROL I DO HAVE, THERE ARE OTHER THINGS I COULD DIRECT YOU TO, BUT YOU ARE IN SERVICE. AND SO WILL NOT TEMPT TO TO DO ANY THING ELSE. RESPETIVLY YOUR TFM.