100% Cotton OFFICIALLY LICENSED: Wearing this NCIS Special Agent Hat will make you feel like you are officially part of Special Agent Gibbs’ team! CLOSURE: Adjustable strap closure with buckle for a custom fit. MATERIAL: 100% Cotton CARE INSTRUCTION: Hand wash cold. PERFECT GIFT: This hat is the perfect gifts for fans of the hit show NCIS! From birthdays to graduations, this NCIS Special Agent Hat will quickly become any NCIS fan’s favorite accessory.