A classic hard shell helmet with extra safety features, including a thicker layer of EPS foam and more coverage at the temples and at the back of the head. The XNITO helmet comes equipped with front and rear Waterproof LED lights and is the same weight and style of a standard bicycle helmet, comes with removable visor. 

The L helmets are for heads ranging from 22.8 inches to 24 inches around this is the most common size, and fits over 90% of heads. The M helmet is best for heads measuring up to 22.8 inches around. XL helmets are best for heads measuring 24 inches or more.