Personalized Down Syndrome Granddaughter Youth T-Shirt. Yellow and blue Down Syndrome awareness butterfly with I Love My Granddaughter With Down Syndrome support quote on a Youth T-Shirt - Kelly Green gift. 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.