"Cool-Core®" removable, washable and moisture wicking liner.
"Airstrike™" direct course ventilation system.
"Lock 'N Load™" shield replacement system.
"ALL CLEAR!™" Sight System – optically correct, anti-scratch, anti-fog and UV resistant clear faceshield.
Double 'D' d-ring retention system.
For proper fit and size measure the circumference of your head 1" above your eyebrows and around the largest portion of the back of your head.
21 5/8" - 22" ----------Small
22 1/2" - 22 7/8" ------Medium
23 1/4" - 23 5/8" ------Large
24" - 24 3/8" ----------X-Large
24 3/4" - 25 1/4" ------XX-Large