The simple in and out motion of the penis during intercourse is not enough to reach a full orgasm because the clitoris and G spot are not stimulated by the motion and that's why this position is great for giving her the best orgasm instead low back or backless dress for a bridesmaid ;) ;)

See Position >> http://bit.ly/1NdwDka

Sex Position Of The Day: The Coital Alignment Technique [For her total pleasure] pulse.ng