Nina Hartley's Guide to Double Penetration
Nina Hartley’s Guide to Double Penetration. Two holes and two dicks mean plenty of tricks! Become and explorer of what some consider the sexual unknown: double penetration sex. See Nina Hartley and friends demonstrate the art of DP and its role in a couple’s relationship. This is Nina Hartley’s first ever on-screen DP, but she takes it like a pro – and so can you! See the techniques that can make it happen..