Nina Hartley's Advanced Guide To Anal Sex For Men And Women 2007 | Adam & Eve | Runtime: 1h 43min | Series: Nina Hartley's Guide
Tristan Taormino's Expert Guide To Female Orgasms 2010 | Vivid | Runtime: 2h 51min | Series: Tristan Taormino's Expert Guide To
Tristan Taormino's Expert Guide To Advanced Anal Sex 2011 | Vivid | Runtime: 2h 33min | Series: Tristan Taormino's Expert Guide To
Nina Hartley's Guide To The Perfect Orgy 2007 | Adam & Eve | Runtime: 2h 50min | Series: Ernest Greene