Personalized Nanotechnology Huge Youth T-Shirt. Nanotechnology is huge text and an egghead with a magnifying glass is a funny gift design at birthdays, graduation or holidays for engineers, technicians and scientists. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.