Downhill Mountain Bike Helmet
This is a lighter weight helmet that resembles a motorcycle helmet. Used in off-road and extreme riding, these helmet is ideal for wearing on rough terrain or harsh courses. This type of bike helmet has vents in the top and is usually made from thicker resins for added durability. These bike helmets also come with chin protection. If you're looking at getting a downhill mountain bike helmet, make sure that it is certified to the ASTM F1952 Downhill Racing Helmet standard to ensure the best quality in your bike helmet. A mountain bike helmet is built much like a downhill mountain bike helmet, however it will also have a visor.