Giro Chrono Knee Warmers COLOR:Black ASTM F2040 and CE EN1077

ASTM F2040 and CE EN1077 certifications

Manufactured from high strength aluminum and featuring twice the number of ball bearings than our competitors

Thanks to the ergonomic profile and a less radically shaped bend

One-step hatch accesses

thanks to the X-Static Performance Jersey mesh and power mesh side panels on the SPF Ultralight Skullcap

Giro Chrono Knee Warmers COLOR:Black ASTM F2040 and CE EN1077Details EXTEND YOUR COVERAGE TO EXTEND THE RIDE WITH CHRONO KNEE WARMERS. Arm, knee, and leg warmers are a staple for any serious rider because of their convenience and effectiveness at insulating the rider from the cold and wind when conditions demand it. Secure cuffs keep them in the right spot without slipping, while the WikPro fabric provides a blend of polyester and nylon knit that enhances moisture transfer with an incredibly soft feel against