Personalized Traffic Eggineer Women's T-Shirt. Eggineers are engineering eggheads and this humorous egghead with a traffic light, a hard hat sporting a road and directional text will bring a smile to your engineer on birthdays, holidays, and graduation. Classic ladies' styling with a feminine neckline, sleeves and fit. 5.0 oz., pre-shrunk 100% cotton. Double-needle stitching throughout