Personalized Unicorn Teacher T-Shirt. Back to school, teacher appreciation, retirement gift T-Shirt - Vintage Black with pretty unicorn and flower wreath. Magical and fantastical. Unicorn Teacher. Like A Regular Teacher. Only More Magical. 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.