Sizes 51-56CM S-M / 55-59CM M-L / 59-63CM L-XLFull multi-impact EPP construction technology microshell polycarbonate outer shell>Lightweight and super-strong Super-lightweight helmet>you’ll forget you’re wearing it once you’re at sea Super compact, one size fits all>flexible shell means you get the most comfortable fit possible Magnetic buckle>for quick release Supplied with 2 ear protectors>compatible with a BBT audio system NF EN1385 04/2012
