Personalized Engineer Three Shamrocks Men's V-Neck T-Shirt. Celebrate the wearing of the green with this three shamrocks and Engineer text design. Unique gift on birthdays, graduations and holidays for the Irish and the Irish at heart. 4.7 oz., 100% pre-shrunk cotton Narrow, set-in 1x1 mitered V-neck collar Shoulder-to-shoulder taping Double-needle stitched sleeves and bottom hem