Please Note: This item is made-upon-order, therefore requires additional processing time, which is reflected in the estimate above. It"s the real thing! The Stadium Hardhat is adjustable for head sizes 6.5 to 8. and meets OSHA requirements, meets or exceeds ANSI Z89.1-1986 Class A & B standards, and ANSI Z89.1-1997 Class G & E standards. Other features are: tough lightweight protection, patented shock absorbing suspension, slotted to accept attachments, anti-glare peak.