Humor Disco Over Shirt in Dress Blues, Thick heavy twill effect fabric with a metal button opening and standard pointed collar. Contrasting fabric on the reverse which is dark green with small printed lighter green skulls. The fabric is featured on the front of the shirt in a pouch pocket with metal button entry on the right of the chest, The signature white Humor logo pinch tag is sewn into the left side seam. The long sleeves have button fastening at the cuffs. 100% Cotton. High Fashion Individual Designs Of Humor Shirts Live Online UK.