'The Double Leg Butterfly Core Exercise. Part of the series: Core Exercises. The double leg butterfly exercise works out the core muscles of the body and stretches the inner thighs. Learn how to properly do a double leg butterfly in this free core training workout video.' 

Tags: fitness , core , muscles , exercises , training , strengthening , Exercising , stability

SEE ALSO: ei , fitness ball C . , instagram , pla , sm , booty workout , �Movie , schnell , workoutübungen , 2nd trimester