Sex in "X" Dimensions What's the best thing about sex? Variety. There are so many delightful twists and turns on the road to satisfaction. Many Penthouse letter writers travel the tried and true on their journey to ultimate pleasure. More daring folks revel in the more challenging, yet perhaps ultimately more gratifying. Whether the subject is watching or being watched, lingerie or leather, boys and girls or girls and girls, twosomes or moresomes, this all-new, all-hot collection includes everything from the old-fashioned to the outrageous. It's got something for everyone...all guaranteed to keep you turned on and turning pages hour after steamy hour!