It's so fuckin hot when some chicks stick they'r lips out and stretch them down the shaft making they're lips look like they are a vacuum on the cock. Heres a perfect example. Look at the shape of her face and mouth/cheeks. Lets get some more Vacuum Sucking Faces!!!!!!!!!!
http://gallery.throated.com/gallhit/100267/3110/2/1/0
http://gallery.throated.com/gallhit/100267/3110/2/1/0