The name for the definition of the perfect female butt. A "TwelveFifty" or "1250" is a perfect butt. This butt must be proportionate and there must be a space between the upper thighs allowing you to see through.
The name for the definition of the perfect female butt. A "TwelveFifty" or "1250" is a perfect butt. This 
butt must be proportionate and there must be a space between the upper thighs allowing you to see through.