Features a solid polyethylene cap insert. The outer poly/cotton baseball cap is a universal, high-profile, 6-panel design with top of cap holes for cooling air flow. Inside, a separate hard plastic polyethylene shell cap insert encircles top, front and both sides of head to protect against bumps and scrapes. Insert fits most “high profile” or “pro style” baseball caps. Includes corresponding holes for cooling ventilation and foam padding against head to enhance comfort. Navy. Non-ANSI compliant.