Personalized Happy Thanksgiving Holiday Vegan Youth T-Shirt. Cute Happy Thanksgiving Youth T-Shirt - Vintage Black holiday dinner gear that is great for the vegetarian or vegan family. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.