The Smith Engage MIPS® Mountain Bike Helmet is built for trail riders who want confident protection, comfort, and ventilation on everything from flowy singletrack to technical descents. Featuring MIPS® technology paired with zonal KOROYD® coverage, it delivers advanced, energy-absorbing impact protection while staying lightweight with in-mold construction. An adjustable dial fit system and extended rear coverage provide a secure, locked-in feel, while 21 fixed vents and AirEvac™ ventilation keep airflow high and help prevent eyewear fogging on climbs and hot days. A two-position visor and front eyewear storage channels add trail-ready convenience, making the Engage a versatile, comfortable, and protective helmet for all-day mountain bike rides. 

Protection:

• Lightweight in-mold construction, Zonal Koroyd® coverage for lightweight, energy-absorbing and ventilated impact protection
• MIPS® Brain Protection System reduces rotational forces caused by angled impacts to the head
• CPSC and CE EN 1078 certified 
• Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older.

 

Fit / Integration:

• Adjustable dial fit system for a customized fit
• Designed for ultimate integration with Smith performance eyewear for maximum comfort, venting and storage convenience
• AirEvac™ ventilation system integrates with Smith eyewear for fog-free lenses

 

Features:

• 21 fixed vents for consistent airflow
• Performance comfort lining
• Lightweight, low-bulk single layer webbing
• Two position adjustable visor
• Weight (Size M, MIPS®): 12 oz / 350 g

 

Zonal KOROYD: In-mold construction featuring Zonal KOROYD® coverage for lightweight, energy-absorbing and ventilated impact protection.

 

Adjustability: Dial fit system makes it easy to customize your fit and a two-position adjustable visor gives you options for various riding conditions. 

 

Size	Head Circumference (cm)
Small	51 - 55 cm
Medium	55 - 59 cm
Large	59 - 62 cm
Extra Large	61 - 65 cm