Fizik Kyros (CPSC) Helmet Versatile protection, with performance-oriented comfort. The Kyros is fi'zi:k's versatile road, gravel, and cross-country helmet, balancing performance with all-round comfort and protection. Wide air-exhaust ventilation keeps your head cooler in hot conditions, while top-side vents double as a sunglasses garage. The MIPS Evolve Core system adds a lightweight, low-friction layer between the liner and shell to help dissipate rotational forces during angled impacts. A bespoke crown adjustment system with three positioning settings lets you dial in the fit to match the exact shape of your head, and a micrometric occipital dial enables tilt adjustment for improved comfort and eyewear compatibility. Compatible with the fi'zi:k integrated LED taillight (sold separately). Features MIPS Evolve Core system a lightweight, low-friction layer positioned between the liner and shell to help dissipate rotational forces during angled impacts In-molded EPS-PC shell engineered to distribute impact forces across the helmet for full-coverage protection Wide air-exhaust outlet vents for superior airflow and efficient heat dissipation Crown-Fit adjustment system three detachable red pin positions allow personalized fit tuning to conform to the exact shape of your head Micrometric occipital stabilizer dial for tilt adjustment, enhancing comfort and eyewear compatibility Sunglasses garage built into the top-side vents for secure storage while riding Removable passive rear reflector included; compatible with fi'zi:k integrated USB-rechargeable LED taillight (sold separately)Certified to CPSC 1203 safety standard SPECIFICATIONSMIPSMIPS Evolve Core Shell Construction In-molded EPS-PCCrown Adjustment Yes - 3-position detachable pin system Weight - M (56-59cm)315g (CPSC)Rear Reflector Removable passive reflector included Light Compatibilityfi'zi:k integrated LED taillight compatible (sold separately)Safety Certification CPSC 1203Intended Use Road, Gravel, Cross-Country MTBSizing Size Head Circumference (cm)Head Circumference (in)Small52-5620. 5-22Medium56-5922-23Large59-6123-24 | Fi'zi:k | Kyros (Cpsc) Helmet Men's | Size Small In Grey/lavander