What makes this so hot is the involuntary bucking of her ass, which tells us that she is getting her rocks off. A recent scientific survey revealed that 82% of healthy married women get themselves off like this on a regular basis when their husbands are away. The same survey determined that the other 18% were liars. The survey also proved that the need for women to masturbate makes no class distinctions; the snobby upper class bitches flog their nasty wet cunts at the same frequency as the slutty trailer park girls do.