Personalized Biophysicist Powered By Chocolate Women's V-Neck T-Shirt. Funny Biophysicist occupation gift has job quote humor that says Biophysicist fueled by chocolate on a Women's V-Neck T-Shirt - Black that makes a perfect career gift or Biophysicist retirement keepsake. 5.0 oz., 100% pre-shrunk cotton Athletic Heather is 90/10 cotton/polyester 1x1 rib collar with mitered v-neck Shoulder-to-shoulder taping Ladies' fit