Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Amy Williams's gold medal skeleton helmet (with vortex generators)

winkosmosis · 02-21-2010, 12:33 PM

Why are aero features like this allowed? Isn't there a standard helmet shape? Is any helmet OK as long as the parts are all integral?

02-21-2010, 12:33 PM	#9 (permalink)
winkosmosis Master EcoModder Join Date: Jan 2009 Location: Maui, Hawaii Posts: 813 Thanks: 5 Thanked 34 Times in 26 Posts	Why are aero features like this allowed? Isn't there a standard helmet shape? Is any helmet OK as long as the parts are all integral?