Personalized Aunty Valentine Day Grandchild Youth T-Shirt. Aunty's Valentine Youth T-Shirt - Red outfit with arrow and heart for a niece or nephew from an Aunt. 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.