Nina Hartley's Guide To Erotic Bondage 2005 | Adam & Eve | Runtime: 1h 18min | Series: Nina Hartley Guides
Nina Hartley's Guide To Double Penetration 2004 | Adam & Eve | Runtime: 1h 10min | Series: Nina Hartley
Tristan Taormino's Expert Guide To Advanced Anal Sex 2011 | Vivid | Runtime: 2h 33min | Series: Tristan Taormino's Expert Guide To