not able to use it any more. Not 7. I usually wear a size 7 but because I have wide Native American feet I ordered a 6 1/2 Wide. It doesnt matter if you order up or down. I?m a women?s size 7. If youre short on cash or trying to save money, this is a good mouse to use for every day computer use as well as gaming. I hope you are not stuck at 10. They stay on snug and fit my ears well. Huge improve from MK1. These were my 1st pair and I cant walk in heels but these are like walking in tennis shoes.