Smith Mainline FF Helmet Size:M Because we use the finest

Because we use the finest ingredients and surfactants

BL/BR-M9000 with disc brake rotor)

they're sporting some extra width

You'll also be impressed by how quickly the Flexair jersey deals with sweat

Smith Mainline FF Helmet Size:M Because we use the finestGive credit where credit's due. Thank your mom, your legs, and your gear for giving you the opportunity to land that rocky gap. Made for going big, going fast, or both, the Smith Mainline is our pinnacle, downhill certified enduro bike helmet. Safety innovations like Koroyd and MIPS provide energy absorbing impact protection so you have the confidence to get aggressive on the trail. It doesn't matter if you're slaying the EWS in Whistler or suffering