Brand: Simpson Racing Manufacturer's Part Number: 7297341 Part Type: Helmets Product Line: Simpson SA2020 Diamondback Series Helmets Summit Racing Part Number: SIM-7297341 UPC: 00090127389942 Helmet Type: Full Helmet Size: X-Large Snell-Approved: Yes FIA-Approved: No DOT-Approved: No ECE-Approved: No SFI-Approved: No Snell Rating: Snell SA2020 Helmet Base Color: White Helmet Finish: Gloss Fresh Air Compatible: No Helmet Primary Color: White Helmet Graphic Style: None Helmet Shield Included: Yes Vented: Yes Removable Lining: Yes Hat Size: 7 3/4 Helmet Shield Color: Clear Visor: No Quantity: Sold individually. Simpson SA2020 Diamondback Series Helmets Simpson has made major revisions for the all-new SA2020 Diamondback Series helmets. This line now features an Italian composite shell with a shorter chinbar for added comfort. The visor has been improved with a better fit and function， while also providing enhanced impact protection. Eye ports are now recessed， offering a 100 percent shield seal. Select Diamondback models have the side pipe option available and come head restraint-ready from the box. You can also add radio communications to any Diamondback SA2020 helmet. Another new feature is the Wave Eliminators， which increase aerodynamics of the helmet for the open air racers. These all new Simpson SA2020 Diamondback helmets are not only feature-packed， but also greatly improved for comfort and safety. Each full-face helmet is assembled in Texas for the utmost quality and detail. They meet Snell SA2020 safety standards， and are available in a variety of sizes and colors.