My wife K and I recently went on a hike to see the fall colors. She loves to hike in the nude. One guy walked by while we were taking some pics and stopped to watch, she didn't mind.
Each token is about 5-10 cents and you can tip 1 or as many as you like. Every token amount has an effect of some kind on the performers."
The tokens vibrates the toy remotely which is usually already inside the woman. So your 5 cents makes her shiver. After awhile, she does something extra (sexy) special ...