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There is simply nothing to fault with the Trek Bontrager Circuit helmet. Established at a very reasonable price point the Circuit is designed to provide adaptability for racing or training. The unique Multi-Impact Protection System (MIPS) ensures your safety out on the road, providing protection from every angle of the helmet. The Circuit also comes with the option to mount GoPro camera equipment as well as light accessories allowing you to stay safe whilst out on the roads.
MIPS Brain Protection System
The Boa® system lets riders easily secure and adjusts helmet fit with one hand
Blendr mount system easily integrates GoPro camera and Bontrager light accessories
The in-mould composite skeleton increases helmet integrity for larger vent variations
AgION antimicrobial pads wick moisture away and completely eliminate odours naturally
LockDown dividers make helmet strap management clean and are easy to adjust
Internal, recessed channels move airflow over your head to stay cool and dry
The Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership