FABRIC: Polyester Silk, Polyester/Satin look/Silk feel SIZE: approx 4.7"x2.75"(12cm x 7cm). Adjustable neck size from 13"to 20" DESIGN: Classic Style and fashion design to Compliment any Tuxedo Shirt QUALITY: The fantastic quality of this material will guarantee you a life time wear, and will fully satisfy your expectation OCCASION: A great ideal for Men/Boys, perfect for any formal, professional, or casual occasion