Adults

Sustain your speed when every second counts. Our top-performing time-trial helmet, the Smith Jetstream TT has a lightweight aerodynamic design ideal for race day. Zonal Koroyd and MIPS come together to provide energy-absorbing impact protection so you have full confidence as you maintain your momentum through the toughest sections of the course. A magnetic visor makes it easy to switch between a color-enhancing ChromaPop lens or a clear option. Five strategically placed vents help keep you cool without adding drag so you can put all your focus into securing your place on the podium. PROTECTION: - 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 FIT / INTEGRATION: - VaporFit dial adjustment system offers 270-degree fit adjustment with the turn of a dial - Low-profile Y-strap divider provides a secure fit to reduce wind noise and aerodynamic drag - Magnetic visor with option of ChromaPop or clear lenses - ChromaPop lenses enhance contrast and natural color to make the details pop FEATURES: - Five strategically placed vents for optimal airflow - Ionic+ antimicrobial lining offers sweat-activated odor control - Lightweight, low-bulk single layer webbing. - Weight: (Size M, MIPS): 14 oz / 410 g CERTIFICATION: CPSC, CE EN 1078

Give credit where credit's due. Thank your mom, your legs, and your gear for giving you the opportunity to land that rocky gap. Made for going big, going fast, or both, the Smith Mainline is our pinnacle, downhill certified enduro bike helmet. Safety innovations like Koroyd and MIPS provide energy-absorbing impact protection so you have the confidence to get aggressive on the trail. It doesn't matter if you're slaying the EWS in Whistler or suffering through the last stage of your local enduro race, you need a breathable, lightweight helmet that pairs well with goggles and fits like a glove. The Mainline integrates with your bike goggles for efficient venting and fog-free vision. Multiple pad sets including liners and neck-rolls let you customize the fit. PROTECTION: Complete Koroyd coverage for lightweight, energy-absorbing and ventilated impact protection, MIPS Brain Protection System reduces rotational forces caused by angled impacts to the head FIT / INTEGRATION: Three washable cheek pad kits, two crown liners and two neck rolls let you fine tune the fit, D-ring chin strap fastener for a snug fit, Designed for ultimate integration with Smith performance goggles for maximum comfort, venting and storage convenience, AirEvac ventilation system integrates with Smith goggles for fog-free lenses FEATURES: 21 fixed vents for consistent airflow, Adjustable visor, Hybrid X-STATIC / Ionic+ anti-bacterial performance lining for odor resistance WEIGHT: (Size M, MIPS) 27oz / 770g CERTIFICATION: CPSC, CE EN 1078, ASTM F1952