Personalized Defeat Arthritis Youth T-Shirt. Arthritis Blue Awareness Butterfly Youth T-Shirt - Kelly Green has support slogan that says Defeat Arthritis. The pain of arthritis is debilitating for many who suffer from it. Won't you show your support with this lovely and unique awareness design? 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.