Personalized Nanotechnology Huge Toddler Full Zip Hooded Jacket. 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. 7.5 oz., 60/40 cotton/polyester. Jersey-lined double-needle hemmed hood. Pouch pockets for all their treasures. Coverstitched shoulders and armholes. Coverstitched rib waistband and cuffs.