Same here....when she first discovered I was using the loofa for removing foot dirt she wasn't exactly happy, but she also realizes that I am only trainable at the simplest of tasks and then only in a limited quantity. So, she decided against engaging in the battle for the loofa and bought herself a separate one.
+1, my wife had the same discussion with me over the same thing. Now she has a frilly pink one and I wound up with the manly blue one.