Release Year: 2015
Video language: English

Meet Lisa Tiffian. She's studying for her Master's Degree in Human Sexuality, and she's working a her thesis. Her study today is drawing a sample of white males, ages 18 - 35, and she's measuring things like penis size (both flaccid and erect), testicle size, as well as volume of ejaculate.

Format: mp4
Duration: 26:13
Video: 1920x1080, AVC (H.264), 9726kbps
Audio: 124kbps





File size: 1.8 GB