Bontrager Circuit MIPS Helmet knog Smooth-rolling and efficient tread design

Smooth-rolling and efficient tread design

Stretch fleece

Built from the chassis of the redesigned RS

Prizm™ lenses provide unprecedented control of light transmission resulting in colors precisely tuned to maximize contrast and enhance visibility

Stiffness index - 7 of 14

Bontrager Circuit MIPS Helmet knog Smooth-rolling and efficient tread designHit the Road. Whether your finish line is on the race course or at the front door of your destination the Bontrager Circuit MIPS road helmet will deliver the performance you need. It's equipped with all the best features, like MIPS brain protection system, Boa fit system for superior comfort and security, and the Blendr mount system for light and camera integration. Construction In molded composite and paste under the of the previous spec > SPECS