The HJC CL-SP full face road helmet is specially designed for sizes 3XL and 4XL. Packed with the features you would expect to find on an HJC helmet like removable and washable Bio-ceramic inner liner, rapid-fire tool less visor removal system and a safe and secure micro buckle closure. Glasses groove accommodates eyewear and the visor has been anti-fog coated

To find your size, measure your head just above the ears. XS=53-54cm S=55-56, M=57-58, L=59-60, XL=61-62, 2XL=63-64, 3XL=65-66, 4XL=67-68