Personalized Electrician Megahertz Round Women's V-Neck T-Shirt. Don't mess with an electrician, it megahertz text ringed with resistance is a humorous gift design for electricians and vocational technical students at back to school, birthdays, holidays and graduation. 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