Personalized Sleep Apnea Awareness Ribbon Youth T-Shirt. Sleep Apnea Awareness Ribbon Youth T-Shirt - Vintage Royal Blue for sleep technicians, May awareness month events, or anyone who has sleep apnea. 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.