Personalized Plaid Christmas Tree Trio Youth T-Shirt. Merry Christmas Youth T-Shirt - Kelly Green with buffalo plaid trio of Christmas trees in red, green and white. PinkInkArt. 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.