Personalized 4th Grade Teacher Happy T-Shirt. This gift for the Fourth grade teacher has smiling school pencil logo with 4th grade quote on a back to school or teacher appreciation T-Shirt - White. Everyone loves our Custom T-Shirts! Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.