The Front of the helmet need to be no more than two finger widths above your eyebrows. The widest Element of the helmet should really rest against the back of your head. Non-ASTM/SEI Accredited helmets present no defense whatsoever and they are strictly for beauty applications. Many items featured on https://rylanspmmp.blogzet.com/bike-news-can-be-fun-for-anyone-56586582