Free Shipping to US, UK, AU, NZ & Selected EU. To view our full International Rate Table Click Here. Cm / Inch / Hat Size Small: 55-56cm / 21.4" / 7 Medium: 56-58cm / 22.4" / 7 1/4 Large: 58-60cm / 23.2" / 7 1/2 X Large: 60-62cm / 24.0" / 7 3/4 XX Large: 62-64cm / 24.8" / 8 Specifications ?? Design by PCH. ?? Insane custom fiberglass shell. ?? Retractable tinted protective visor. ?? Hand painted by expert in-house artists. ?? Working mounted laser with toggle switch. ?? Both Non DOT (SNI) & DOT approved available. Please Note: To maximize aesthetics, fit can be snug while placing over head. But will be true to size once on.