On your marks, get set ...
Select your favourite positions, repeat four times, or until you both cum..
All you need is a willing friend, a comfy bed and a mountain of contraception.
Features 60 sexercises with easy to follow instructional diagrams and tips to make getting fit much more fun. shag! Ditch the PT, forget bootcamp, swap the gym ball for your partner's balls and embrace the horn.
On your marks, get set ..