Personalized Structural Engineer League White Text T-Shirt. A red, white and blue design containing an I-Beam and structural engineer text is a fun gift for engineers and engineering students that are in a league of their own. Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.