Personalized Neurofibromatosis Support Slogan Youth T-Shirt. Neurofibromatosis support slogan Youth T-Shirt - Kelly Green says we're tackling neurofibromatosis together and has a green awareness ribbon. 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.