Personalized School Teacher Appreciation Gift Long Sleeve T-Shirt. Teachers help others to grow Long Sleeve T-Shirt - White back to school apparel for a kindergarten, preschool, or elementary teacher 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