Originally Posted by Mule Deer
Eileen has always worn very good ear protection, but we were eventually able to pin it down to rifles that recoiled more than about 15 foot-pounds

For really heavy recoiling rifles, it doesn't matter how good your ear pro is- they still release enough concussive energy to cause damage to anyone around where they're going off, whether you're on the gun or not. Another great reason not to shoot magnums