Personalized I Beam U Beam Newborn Layette. Images of a steel I-beam and a piece of channel with the text I Beam, U Beam, we all beam is a funny gift design for construction workers, structural and civil engineers, steel detailers, drafters and engineering students 100% combed ringspun cotton 5.8 ounce 1×1 baby rib sleeper. 3/8" flatlock binding at envelope neck and cuffs. Back sleeve flap to protect hands. Elastic opening at bottom. Infant: 0-3 Months