Personalized Teacher 3rd Grade Butterfly Long Sleeve T-Shirt. Personalized School Third Grade Long Sleeve T-Shirt - White has a bright pink butterfly logo and cute 3rd grade quote for the teacher. Art c. Ne’ Metzger 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