Personalized Beam Moment Youth Long Sleeve T-Shirt. Structural engineer, give me a moment with a bent beam is a humorous twist on the double meaning behind the word moment and is a funny design for engineers and college students at birthdays and holidays. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)