Personalized Mining Eggineer Women's T-Shirt. Eggineers are engineering eggheads and this humorous egghead with a shovel, a handful of rocks, a hard hat and mining eggineer text is a humorous design for mining and geological engineers at 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