Tell Me What You Want: The Science of Sexual Desire Barriers Size Matters is the first

Size Matters is the first women’s user manual for male sexuality—a guidebook that will answer all your questions and lead you to a better sex life

Pull loops on the straps ensure seamless adjustability

Avant D17 has a straight shaft with subtle texture and body-safe UltraSilk Glitter Silicone for those who desire simplicity and fun

highly entertaining look at the sexes and sexual relationships

Tell Me What You Want: The Science of Sexual Desire Barriers Size Matters is the firstJustin J. Lehmiller, a leading expert on human sexuality and author of the popular blog Sex and Psychology, has made it his career's ambition to answer these questions. Based on his monumental two year study of sexual fantasies involving more than 4,000 people from all walks of life, Tell Me What You Want offers an unprecedented look into our fantasy worlds and what they reveal about us. It will help you to understand your own sexual desires and how