Personalized Christmas Santa Grandma Loves Me Youth T-Shirt. My Grandma loves me Youth T-Shirt - Black Christmas holiday Santa Claus outfit for grandson or granddaughter. 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.