Brand: Zamp Manufacturer's Part Number: H75915FM Part Type: Helmets Product Line: Zamp FS-9 Helmets Summit Racing Part Number: ZSC-H75915FM UPC: 873895029049 Helmet Type: Full Helmet Size: Medium Snell-Approved: Yes FIA-Approved: No DOT-Approved: Yes ECE-Approved: No SFI-Approved: No Snell Rating: Snell M2020 Helmet Base Color: Gray Helmet Finish: Matte Fresh Air Compatible: No Helmet Primary Color: Gray Helmet Graphic Style: None Helmet Shield Included: Yes Vented: Yes Removable Lining: Yes Circumference: 22.830 in. Hat Size: 7 1/4 Helmet Shield Color: Clear Visor: No Helmet Liner Material: Moisture-wicking Quantity: Sold individually. Zamp FS-9 Helmets Zamp FS-9 helmets consist of a lightweight fiberglass shell meeting the Snell M2020D standard. They also offer superior fiberglass impact absorption―a characteristic typically only seen on helmets twice the cost―and are available in a variety of sizes and color schemes to suit your style. Order your favorite size and design of the Zamp FS-9 helmet.Product features include:* Snell M-2020D and DOT-certified* Composite fiberglass lightweight shell for superior performance* Adjustable chin and scalp airflow vents with rear exhausts* Plush removable/washable moisture-absorbent fabric interior liners (interchangeable for custom fit)* Z-19 shield is optically correct with a lock button while in closed position