A tuxedo accessory is an item of clothing that is worn with a tuxedo. A CUMMERBUND is a wide sash that is worn around the waist and is usually made of silk or satin. A DICKEY is a false shirt front that is worn with a tuxedo. A bowtie is a type of necktie that is tied in a bow shape. A STUD is a small decorative item that is worn on a shirt or jacket. A dressshirt is a shirt that is designed to be worn with formal attire.