Personalized Light Blue Awareness Ribbon Support Graves Prostate Youth T-Shirt. This pretty light blue ribbon Youth T-Shirt - Kelly Green shows awareness and support for prostate cancer, thyroid cancer, Lymphedema, Grave's Disease and men's health issues. 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.