Personalized Merry Christmas Frog Lover Santa Youth T-Shirt. Funny green frog wearing a Santa Claus hat on a holiday Merry Christmas Youth T-Shirt - Red. 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.