For 2 things: cowgirl and reverse cowgirl, REAR VIEW SPECIFICALLY. In all posts penetration and the rider's reaction must be visible.

Favorite Scene (Gabriella Ford)
Slow and Sensual (Lacey Channing)
Purple Haired Rider (Winter Jade)
Sex On The Sectional (Darcia Lee)
Another GIF From My Favorite Scene (Gabriella Ford)
Lubed Up and Laying it Down
Get High Off The Pussy (Indica Flower)
Alaskan Blonde Bouncing (Dakota James)
Happy Fuckers (Vina Sky)
"Another One" - DJ Khaled (Vina Sky)
Nothing But Safety Goggles And Socks
Petite Princess (Vina Sky)
Study/Fuck Buddy (Carolina Sweets)
[FMMMMM] Now THAT's a double anal dance! And the real star is Kristy Black's ass!
A Name Terrible for SEO with a Body Perfect for Porn (Christian Charity)
Jade and Johnny (Jade Kush)