Scorpion Snow Ready EXO-900 Snow Racing Snowmobile Helmet - Matte Black / Small Custom shield and internal breath box for the ultimate fog-free vision A power cord connects the shield to your snowmobiles power source heating the shield to avoid fogging Scorpion Snow Ready EXO-900 Snow Racing Helmet EverClear no-fog shield system Retractable SpeedView no-fog internal sun visor