Personalized Robot Text Gray Patterned Background Long Sleeve T-Shirt. An image of a wide eyed robot against a gray patterned background is a funny gift t-shirt design for robotic engineers, computer programmers, science teachers and kids at birthdays, holidays and graduation. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL